Our durable and stylish American Flag Rubber Glued 5 Panel Structured Trucker Mesh Back Cap is great for wearing anywhere and anytime. This classic rubber flag cap is perfect to show patriotism. Made from 50% Acrylic and 50% Nylon. Front structured crown with mesh back panels. 6 ventilation eyelets. Fitted with an inner cotton sweatband. Stiff and pre curved bill. Finished with an adjustable plastic snap closure. One size fits most.