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For men, the most popular cap sizes are between 7-1/4 and 7-3/8 (22.75 to 23 inches in head size).
For women, the common sizes are 7 to 7-1/8 (22 to 22.5 inches).
Many brands also offer One Size Fits Most (OSFM) caps, which can adjust to fit different head sizes.

When building a strong brand, selecting the right baseball cap manufacturer is crucial. For companies looking to customize high-quality caps with unique designs, partnering with a reliable and experienced manufacturer can elevate their brand presence.

Common materials for baseball caps include soft and breathable cotton, durable and moisture-wicking polyester, warm and premium wool, lightweight and breathable nylon mesh, and affordable, colorfast acrylic, each offering unique advantages suited for different brands and use cases.

More brands are turning to eco-friendly materials, better production methods, and listening to customers who care about the environment. It’s not just about making cool hats anymore—it’s about making them responsibly.

Baseball caps have maintained their position as the most popular hat globally. According to recent studies, 51% of regular hat wearers consistently choose baseball caps.

China is the top choice for many brands, thanks to its ability to produce high-quality caps at a great price.

Waterproof fabric is the best and most suitable fabric for baseball cap cash, it can prevent sweat stains on golf caps, keep clean and durable. JoinTop offers high quality custom hats made from these fabrics, ensuring lasting performance and easy maintenance for golfers.