Features: Use with confidence: The trucker cap is made of polyester, sponge, mesh and plastic snaps, breathable and comfortable, hard to fade, tear or deform, can serve you for a long time. You can wear them for outdoor events with confidence. As handmade gifts: You can use your imagination and customize various patterns on the summer mesh baseball caps, and send them to your friends, colleagues, classmates, relatives, neighbors and family members, showing your love and care. Specifications: Material: polyester, sponge, mesh, plastic snaps Color: as shown in the picture Size: suitable for people of head circumference between 21.3 to 23.6 inches Package includes: 40 x Sublimation blank mesh baseball caps Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.Sufficient Number: you can get 40 packs of sublimation hats in the package, sufficient in number to meet your various needs for wearing and replacement, and you can also share them with your friendsDIY Baseball Caps: the front of the trucker hats is made of sponge, which allows you to DIY photos, texts, pictures on the blank space by heat transferring, screen printing, painting, writing, embroidery and so on; It's recommended to heat transfer in the temperature of 140 degrees Centigrade/ 284 degrees Fahrenheit for 3 secondsAir Permeability and Sun Protection: the blank caps that featuring the mesh design at the back can efficiently improve air circulation and make you feel cool; The front brim can keep your face away from strong sunlight to avoid sunburn, very suitable for hot summerAdjustable to Fit Most: the blank hats are designed with adjustable snap back strap at the back, which can nicely fit most people's heads, you can adjust the tightness according to your practical needs, suitable for both men and women of head circumference between 21.3 to 23.6 inchesIdeal for Outdoor Sports: the plain baseball cap can keep your eyes and face skin from direct sunlight while doing outdoor activities or sports, and the mesh design can speed up air circulation to make you feel cool; You can wear the mesh hats for camping, fishing, running, hiking, climbing, gardening, traveling, cycling, jogging and more