Joe's USA Mesh Back Trucker Style Cap An ultra-breathable cap with the patented stretch for a comfortable fit. A silver contrast underbill adds character to this trucker-style cap. Structure: Structured Six panel, Profile: Mid Closure: Stretch fit. 95/5 poly/spandex mesh mid and back panels S/M (6 3/4 - 7 1/4), L/XL - (7 1/8 - 7 5/8), One-Size (6 7/8 - 7 /2) Joe's USA Mesh Back Trucker Style Cap Printed with Joe's USA Logo Inside. An ultra-breathable cap with the patented stretch for a comfortable fit. A silver contrast underbill adds character to this trucker-style cap. Multicam has a black undervisor. Alpine has a white undervisor