ADJUSTABLE TRUCKER HAT: This patch trucker hat features an easily adjustable snapback. Adjust the size of this hat to ensure you stay shaded and comfortable all day. MESH BACK: Stay cool with the mesh backing on this trucker hat. Whether you’re out hiking, fishing, or walking you’ll feel the cool breeze through this mesh backing. SNAPBACK CAP: This lightweight hat weighs only 3.4 oz. It features a low fit over the crown of your head. ONE SIZE: Simms Fishing designed this trucker hat as a One Size Fits most. FABRIC TECH: 100% cotton twill; 100% polyester mesh