Mudder Trucker Cap. When the sun's beating down, reach for the Mudder Trucker Cap for cool comfort. • Fabric - Body - Solid Colours | 100% Recycled Polyester • Fabric - Body - Heather Version | 100% Cotton • Fabric - Back Panels | 100% Recycled Polyester Mesh • Sweatband | 94% Polyester, 6% Elastane with FlashDry™ • Sizes | OS • Back panels made with recycled polyester mesh, printed mesh on styles 9K3 and A30 • Sweatband features FlashDry™ technology which wicks away moisture to help keep you comfortable • Adjustable snapback closure made with recycled material • Logo flag label on back closure, Styles 37U, 6R3, 7X9, 8A7, 91E, GAN, JK3, MPF: woven Fine Alpine Equipment logo patch on centre front, Styles 92K, 9K3, A30, I54, WMB: graphic embroidered patch on centre front