Rustie's Headwear: Perfect for the Bold, Strong, and Hilarious! It's Not a Beer Gut | Men's Structured Trucker Hat This funny & comical hardware themed men's hat has a bold raised panel, strong supported mesh backing, and snapback closure. The mesh backing provides ventilation and air flow, keeping the head cool. MATERIALS + SPECIFICATIONS Fabric: Cotton/Polyester | Lightweight Mesh Color: Olive Front Panel | Black Mesh back panels Size: One size fits most Backstrap: Snap Sweatband: Polyester Blend