The Boston baseball cap is an adjustable baseball cap made from 100% breathable cotton, designed to deliver lasting comfort and reliable sun protection hat benefits for both men and women. This classic baseball cap features a ballcap adjustable strap that fits head sizes from 55 to 61 cm (21.7 to 24 inches), ensuring a secure and customized fit for all-day wear. Whether you're looking for versatile sports headwear or a casual cap style, the Boston baseball cap offers excellent UV protection and durability for outdoor activities or everyday use.
Features of the Boston baseball cap include:
This cotton baseball hat combines timeless style with functional design. The breathable fabric ensures ventilation that prevents overheating during physical activities, while the adjustable baseball cap strap allows quick size changes without sacrificing comfort or stability. Designed by Hatloom, the Boston baseball cap has undergone rigorous quality testing and is backed by positive customer reviews praising its durability and perfect fit.
Upgrade your accessory collection with this classic baseball cap that balances performance with style. Whether you're hitting the field or enjoying casual wear, this ballcap adjustable fit offers dependable sun protection and comfort. Experience the perfect blend of function and fashion with the Boston baseball cap, your go-to unisex baseball headgear for every occasion.
SHIPPING & RETURNS
International Free Shipping
We offer free international shipping on orders over $50, as well as paid express shipping.
Delivery times: 8–12 days (free shipping) / 5–7 days (express shipping).
Tariffs & Duties
We cover all tariff and duty charges for U.S. orders.
For international orders, local customs fees may apply depending on your country.
Purchase Protection
Shop confidently on Hatloom — if something goes wrong with your order, we've got your back.
Read our return policy
CRAFTSMANSHIP
Every hat on Hatloom is carefully selected from trusted manufacturers and goes through quality control before reaching you — because only the best makes it to our store.
HOW TO DETERMINE YOUR SIZE
Measure the circumference of your head about 1 cm above your ears using a soft tape measure.
Size S: 54–55 cm (21.3–21.7")
Size M: 56–57 cm (22.0–22.4")
Size L: 58–59 cm (22.8–23.2")
Size XL: 60–61 cm (23.6–24.0")
Most hats are adjustable (55–59 cm). When in doubt, size up.
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