Breathable Mesh Hat: Mens womens trucker hats are made of polyester and sponge with mesh back, lightweight and breathable, promotes airflow and keeping you coolOne Size Fits Most: Trucker cap designed with an adjustable plastic snap closure, fits head circumference about 21.3-23.6 inches/54-60 cm, provided various bright colors, you can freely choose the colors you likePersonal DIY: Blank trucker hats designed with blank sponge on the front, you can choose your favorite patterns, logos or photos, through different types like screen printing, heat transfer printing, embroidery to DIY the hat, make you stand out in the crowdWide Occasions: Fashionable mesh trucker hats are suitable for daily use, camping, cycling, jogging, climbing, golf, fishing, or for trip, music festival and other outdoor activities. Also it can be customized with various patterns as a gift to your friends, family members.Note: Sublimation hats adopting the thermal transfer printing, the suggest temperature and time is 140 degrees centigrade/ 284 degrees fahrenheit for 3 s, the color remains bright even after multiple washing or sun exposure