Patagonia Wave Worn Interstate Hat High Crown. The Patagonia Wave Worn Interstate hat offers a high crown with a broad, seamless polyester foam front. Its 5-panel design has a polyester mesh back that helps circulate air to keep you cool. Best Use Casual Hat Style Ball Cap Fabric Polyester Lining Fabric CoolMax polyester headband Moisture Wicking Yes Visor/Brim Yes Head Circumference Unavailable Length of Bill Unavailable Gender Unisex Sustainability Contains organically grown fibers