Your Guide to the New Era 39THIRTY Cap

If you've ever wanted the sharp, tailored look of a fitted baseball cap but craved a bit more comfort and flexibility, you’ve just found your perfect match. The New Era 39THIRTY is a masterclass in blending classic style with modern comfort technology.

It’s built for those who appreciate the clean lines of a fitted hat like the iconic 59FIFTY but need a more forgiving fit.

What Exactly Is a New Era 39THIRTY Cap

A hand holds a New Era 39THIRTY stretch-fit baseball cap, red and grey, showcasing its comfort features.

At its core, the New Era 39THIRTY is a stretch-fit cap designed to deliver a personalized feel right out of the box. It’s a true hybrid, taking the best elements of performance athletic gear and everyday fashion and rolling them into one incredible hat.

Think of it this way: a traditional fitted hat is like a pair of brand-new dress shoes. They might look fantastic, but you have to be the exact size for them to work. The 39THIRTY, on the other hand, is like your favorite pair of running shoes—it's engineered to adapt and flex with you, giving you a secure, comfortable fit from the very first wear.

Core Design Features

So, what makes a 39THIRTY a 39THIRTY? It all comes down to a few signature features that work together to create its unique profile and feel. These are the details that have made it a favorite for everyone from major league teams to local businesses.

  • Structured Front Panels: The two front panels are built with a rigid buckram backing. This keeps the crown from collapsing, giving it that classic, tall profile that makes a fantastic canvas for embroidery. Your logo will always look sharp and defined.
  • Pre-Curved Visor: Forget spending weeks trying to get the perfect curve. The 39THIRTY comes with its visor already shaped into a classic, athletic curve. It’s ready to wear the moment you get it.
  • Stretch-Fit Technology: This is the magic ingredient. The cap has a closed-back design, but the secret is the spandex-woven sweatband. This allows the entire cap to stretch comfortably, hugging your head for a custom-like fit without being tight.

The real genius of the New Era 39THIRTY is how it combines a structured, professional look with all-day comfort. It’s the perfect middle ground between the super-rigid on-field hat and a casual, unstructured dad hat.

This brilliant design also makes ordering for a group a breeze. Because the sizing comes in flexible ranges like S/M, M/L, and L/XL, you have a much better chance of getting the fit right for everyone on your team or in your company. It’s the evolution of New Era's athletic heritage, refined for today's world.

Tracing the Legacy of New Era Caps

When you pick up a New Era 39THIRTY, you’re holding more than just a well-made hat. You're holding a piece of American history, born from over a century of innovation with deep roots in professional sports. Choosing a New Era cap for your brand or team means you're aligning with a true legacy of quality trusted by generations.

It all kicked off back in 1920. A German immigrant named Ehrhardt Koch had a vision. With a small loan, he started the New Era Cap Company in Buffalo, New York, initially making the popular fashion caps of the day.

From Fashion to the Field

But fashion was just the starting point. Koch was a huge baseball fan and saw a real gap in the market. The baseball caps back then were flimsy, basic wool hats, and he knew he could create something far better—a cap designed specifically for the players, with a better fit and unmatched quality.

That vision came to life in 1934 when New Era produced its first professional baseball cap for the Cleveland Indians. This was a massive step, launching the company into the world of pro sports and kicking off decades of headwear innovation. This deep connection to the game is the foundation for every hat they make today, including the modern 39THIRTY collections on NewEraCap.com.

This early partnership was just the beginning. As New Era's reputation for durable, stylish caps grew, more and more teams started knocking on their door.

The Birth of an Icon

The next game-changing moment came from Ehrhardt’s son, Harold Koch. In 1954, Harold completely redesigned the company’s pro cap and created the legendary 59FIFTY. With its structured, high-profile crown and flat visor, the 59FIFTY silhouette became an instant classic and was soon adopted as the official on-field cap of Major League Baseball.

The 59FIFTY wasn't just a new hat; it established the "true fitted" cap as we know it. It became the direct blueprint for every future New Era style, paving the way for innovations like the stretch-fit technology in today's 39THIRTY.

From there, New Era's dominance in the sports world exploded. The company went on to secure exclusive rights as the official on-field cap provider for not just MLB, but the NFL and the NBA as well. That iconic New Era flag logo became a global symbol of authenticity and athletic heritage. It’s this history of excellence that makes the brand a top choice, and you can browse our curated selection of authentic New Era styles here.

How to Find Your Perfect 39THIRTY Size

Getting the right fit is everything when it comes to a cap, but I know ordering a stretch-fit hat online can feel like a bit of a gamble. The good news is that New Era designed the 39THIRTY with a flexible sizing system that makes finding your match surprisingly easy.

Unlike precisely fitted caps, the New Era 39THIRTY comes in three convenient size ranges: Small/Medium (S/M), Medium/Large (M/L), and Large/Extra Large (L/XL). The secret is the cap’s integrated stretch-fit sweatband, which gives it just enough flex to comfortably accommodate several head sizes within each range. It’s a smart design that provides a secure, custom-like feel without the guesswork.

Measure Your Head in Two Simple Steps

So, how do you find your range? All it takes is a minute with a soft tape measure (or even a piece of string and a ruler) to get an accurate measurement. Don't overthink it; this quick check makes all the difference.

  1. Wrap It Around: Take your tape measure or string and wrap it around the back of your head, positioning it about an eighth of an inch above your ears. Bring it to the front and let it rest on your forehead, right where you’d want the hat to sit.
  2. Take the Measurement: If you're using a tape measure, just note the number where the end meets the tape. With a string, pinch the spot where it overlaps, then lay it flat and measure the length with a ruler.

Once you have your measurement in inches or centimeters, you can confidently find your size.

Pro-Tip for Bulk Orders: From my experience, the forgiving nature of the stretch-fit design makes the 39THIRTY a fantastic, low-risk option for teams and businesses. The three size ranges cover the vast majority of people, which dramatically cuts down on the headache of ordering the wrong sizes for your group.

To make it even easier, we've put together a simple chart that converts your head measurement directly into the correct New Era 39THIRTY size.

New Era 39THIRTY Sizing Guide

Use the table below to match your head circumference with the corresponding 39THIRTY size.

Size Hat Size (US) Circumference (Inches) Circumference (cm)
S/M 6 7/8 – 7 1/4 21 5/8" – 22 3/4" 54.9 – 57.7
M/L 7 1/4 – 7 5/8 22 3/4" – 23 7/8" 57.7 – 60.6
L/XL 7 5/8 – 8 23 7/8" – 25" 60.6 – 63.5

With this guide, you can be sure you're selecting the size that will give you that perfect, snug-but-not-tight feel the 39THIRTY is known for.

Comparing New Era Hat Styles

Picking the right New Era hat can feel like choosing from an all-star lineup. Each style brings something unique to the table, and the key is figuring out how the New Era 39THIRTY stands apart from its iconic siblings. It’s all about matching the cap’s personality to your own.

Think of it this way: you wouldn't use a sleek sports car for a rugged off-road trip. The same logic applies here. The 59FIFTY, 9FIFTY, and 9TWENTY are all fantastic hats, but they're built for different purposes.

This quick rundown will help you see exactly where the 39THIRTY fits in the New Era family.

Flowchart guiding users on how to find their New Era 39THIRTY hat size, including measuring and consulting a size chart.

Finding your size for a 39THIRTY is refreshingly simple. The cap’s built-in flex means you don't have to be laser-precise with your measurements, giving you a comfortable fit every time.

39THIRTY vs. The On-Field Original 59FIFTY

The 59FIFTY is a true legend. It’s the original "true fitted" cap you see on every MLB field, known for its high, structured crown and perfectly flat visor. This is the hat for purists who want that authentic, bold look and need an exact size for the perfect fit.

The New Era 39THIRTY, on the other hand, offers a more modern and flexible take. It keeps that sharp, structured crown but pairs it with a pre-curved visor and a comfortable stretch-fit band.

If the 59FIFTY is a finely tailored suit, the 39THIRTY is premium athletic wear—just as sharp, but built for movement and all-day comfort.

39THIRTY vs. The Streetwear Icon 9FIFTY

Next up is the 9FIFTY, the quintessential snapback. It has the same high, structured crown as the 59FIFTY but swaps the fitted back for an adjustable plastic snap. This makes it the one-size-fits-most champion of streetwear, loved for its old-school cool and versatility.

The 39THIRTY delivers a much cleaner, more seamless profile because it doesn't have an adjustable strap. Its closed-back design and stretch-fit tech give it a polished, truly fitted appearance that a snapback just can't match. This is why it’s a go-to for corporate branding or team uniforms where a consistent, refined look is non-negotiable.

39THIRTY vs. The Relaxed 9TWENTY

Finally, we have the 9TWENTY, which most people know as the classic "dad hat." It’s designed for pure comfort with an unstructured, low-profile crown and an adjustable strap back. It feels soft, broken-in, and casual right off the shelf. If you're curious about what that means, you can learn all about it in our guide on structured vs unstructured hats.

To make your choice even clearer, we’ve put together a simple table comparing New Era’s most popular styles side-by-side.

New Era Hat Style Comparison

This table breaks down the key features of each hat style, helping you pinpoint the perfect cap for your needs.

Feature 39THIRTY 59FIFTY 9FIFTY 9TWENTY
Fit Stretch-Fit True Fitted Snapback Adjustable Strap
Crown Structured, Mid-Profile Structured, High-Profile Structured, High-Profile Unstructured, Low-Profile
Visor Pre-Curved Flat Flat Pre-Curved
Best For Versatility & Comfort Authentic On-Field Look Streetwear & Adjustability Casual, Relaxed Style

While every New Era hat carries a legacy of quality, the New Era 39THIRTY really stands out as the ultimate all-rounder. It strikes the perfect balance between a clean, professional look and the flexible comfort you need for everyday wear.

Customizing Your 39THIRTY Cap

A red and olive green New Era 39THIRTY cap sits next to a tablet advertising custom embroidery.

A blank New Era 39THIRTY is a fantastic hat, but the real fun begins when you make it your own. That clean, structured front profile isn’t just for looks; it’s the perfect canvas for embroidery. It provides a smooth, stable surface that helps your logo or design come out looking incredibly sharp and professional.

Putting your artwork on a cap is where a great hat becomes your hat. It all starts with your design, which we then translate into a format our embroidery machines can read. This first step is absolutely crucial for ensuring your final product looks every bit as good as you imagined.

The Best Decoration Methods

Given its premium build, the 39THIRTY is practically made for embroidery. This method adds a classic, high-end texture and durability that you just can't get with printing. We focus on two main embroidery styles to get the exact look you’re going for.

  • Flat Embroidery: This is your go-to for clean lines and intricate details. If you have a detailed company logo, crisp lettering, or complex artwork, flat embroidery delivers a sharp, professional finish. It sits flush with the fabric and looks fantastic on the front, sides, or back of the cap.

  • 3D Puff Embroidery: When you really want your design to pop, this is the way to go. We use a special foam underlay that raises the stitches, creating a bold, three-dimensional effect with amazing texture. It’s perfect for making a team mascot or brand initials jump right off the hat.

For businesses and teams, the New Era 39THIRTY is an incredible way to create professional-grade gear. The best part? You don't have to commit to a massive order. Our low minimums make it possible for anyone to get top-tier custom headwear.

Think about a local brewery wanting some slick merch for their taproom, or a startup getting ready for a trade show. A small batch of custom embroidered 39THIRTYs gives the whole team a unified, polished look that makes a serious statement.

Our Simple Customization Process

We’ve worked hard to make getting custom hats a painless experience. Our whole process is designed to be straightforward, so you know exactly what’s happening at every step.

  1. Submit Your Design: Just send us your logo or artwork to get things started.
  2. Approve Your Digital Proof: We’ll create a digital mockup that shows exactly how your embroidery will look on the cap. This is your chance to check the placement, colors, and every little detail before we sew a single stitch. If you're curious about how this works, you can check out our guide on how to digitize a logo for embroidery.
  3. Production Begins: Once you give us the thumbs-up on the proof, our team gets to work, and your custom New Era 39THIRTY caps are on their way.

Ordering Wholesale and Custom Hats

Bringing a great idea for a custom hat to life should be exciting, not a chore. We’ve designed our process for ordering wholesale and custom New Era 39THIRTY caps to be incredibly straightforward, whether you're a startup founder gearing up for a launch or a league manager outfitting your team.

One of the smartest moves you can make is ordering in bulk. The logic is simple: the more hats you order, the lower your cost-per-hat becomes. It’s a classic economy of scale that puts more money back in your budget.

Key Factors That Influence Pricing

To make the best decisions for your project, it helps to know what actually goes into the final cost. When it comes to custom New Era 39THIRTY hats, a few key elements determine the price tag.

  • Order Quantity: This is the biggest one. Larger orders mean we can run production more efficiently, and we pass those savings directly on to you with a much lower cost-per-piece.
  • Decoration Type: You have choices, and they affect the cost. Classic flat embroidery has a different price point than the bold, textured look of 3D puff embroidery, which uses more material and a more specialized technique.
  • Stitch Count: The complexity of your design really matters. Think of it this way: a simple text logo and a large, intricate crest require a different amount of thread and machine time, so they're priced accordingly.

Our goal is to make ordering in bulk feel simple and satisfying. You'll get transparent pricing and clear communication every step of the way, so you always know what to expect.

This simple, direct approach creates real opportunities. For sports teams, brands, and decorators, our fast worldwide shipping and embroidery services starting from just six pieces make the iconic New Era 39THIRTY a totally practical choice. It's the perfect way to create official team gear or standout promotional items. If you're curious about the brand's history, you can read more about the New Era Cap Company's legacy to see why it's so respected.

Setting Clear Expectations

We believe in being upfront, especially about timelines. Nothing builds trust like transparency. Our lead times are realistic because we want to deliver a top-notch product without frustrating, last-minute surprises.

  • Blank Wholesale Orders: These are typically the fastest. The hats are in stock and ready to ship out, often very quickly.
  • Custom Embroidery Orders: These take a bit more time. We need to digitize your artwork, get your approval on the proof, and then run the production. We'll give you a clear timeline as soon as your design is approved.

When you order with us, you’re not just getting a hat. You’re getting competitive wholesale pricing, reliable global shipping, and the confidence that comes from working with a team dedicated to quality. We’re here to help you get the premium headwear you envisioned, with a process as solid as the hats themselves.

Common Questions About the 39THIRTY

Even after digging into the details, you might have a few questions rolling around. That's perfectly normal. We've pulled together some of the most common things people ask before they decide on the New Era 39THIRTY to help make your choice a confident one.

Let's clear up any lingering uncertainties.

Is the 39THIRTY a Fitted Hat?

Yes and no. Think of it as a modern hybrid. The 39THIRTY is technically a "stretch-fit" cap. It has that clean, closed-back look of a classic fitted hat, but it’s built with a spandex-infused sweatband.

This gives it a flexible, forgiving fit that comfortably adjusts to a range of head sizes. You get the sharp look of a fitted cap without needing a perfect, to-the-millimeter size.

What Material Is It Made Of?

The go-to material for most New Era 39THIRTY hats is a performance blend of polyester and spandex. New Era engineered this fabric specifically for this style—the polyester provides durability and breathability, while the spandex delivers that signature stretch for a perfect fit.

You might find some special releases in other materials like cotton or wool, but the poly-spandex blend is the standard for a reason. It holds its shape incredibly well.

How Should I Clean My 39THIRTY?

Whatever you do, keep it out of the washing machine. A machine wash will destroy the cap’s structured crown and visor. The key is to spot clean it by hand.

Here's a simple and safe way to do it:

  • Spot Cleaning: For general dirt and stains, just use a damp cloth with a tiny bit of mild detergent. Gently dab the spot—don't scrub it.
  • Tackling Sweat Stains: The inner sweatband can get pretty grimy. Make a simple paste with baking soda and water, apply it to the band, and let it sit for about 30 minutes before gently wiping it away.
  • Air Drying is Crucial: Never use a dryer. Always let your hat air dry. To help it keep its form, you can place it over a coffee can, a bowl, or a balled-up towel while it dries.

What Is the Turnaround Time for Custom Embroidery?

We believe in setting clear expectations from the start. Once we have your design, the first step is digitizing it for our embroidery machines. We’ll then send you a digital proof (a mockup of what the final hat will look like) for your approval.

The clock starts ticking once you give us the green light on that proof. As soon as you approve it, we will provide a firm, reliable timeline so you know exactly when to expect your custom 39THIRTY order.


Ready to create a custom look with the best in the business? At Dirt Cheap Headwear, we make ordering professional, custom-embroidered New Era 39THIRTY caps simple and accessible. Start your custom hat order today!