Classic Trucker Hat Style and Comfort The Advocate Trucker Hi Pro Cap is a classic trucker hat, featuring a structured, curved brim and high-profile fit for daily wear on the trail or around camp. The front and side panels are made from 100% cotton, and the mesh back provides maximum breathability. The stretch sweatband keeps excess sweat and moisture away from eyes and face, and the standard snapback provides a one-size-fits-all custom fit. From hiking and camping to fishing and climbing, the Advocate Trucker Hi Pro Cap is an everyday staple.