The Croatia Heritage86 Hat is constructed from recycled fabric equipped with sweat-wicking technology to help keep you dry, while shading your eyes from the sun. An adjustable strap in the back gives you the perfect fit. This product is made with 100% recycled polyester fabric. Nike Dri-FIT technology helps you stay dry and comfortable. Easy-glide closure in the back lets you adjust the fit. Lightweight fabric and a pre-curved bill create a relaxed look.