Fitanu Ren baseball cap Properties: The REN is a practical baseball cap from Fitanu. Easily packable into a backpack or bag, the stretchy material fits snugly around your head . The REN is made of high-quality synthetic materials that efficiently wick away moisture and dry quickly . Mesh side panels help wick away sweat. Reflective elements improve visibility after dark. Key features: One size fits all Rear adjustment Breathable Quick-drying Reflective elements Mesh panels Technical specifications: Material composition: 100% polyester