Trendy Apparel Shop High Visibility Reflective Ball Cap with Removable Mesh Flap. 65% Cotton , 35% Polyester. High visibility neon colored reflective striped ball cap with meshed back flap, Reflective striped mesh back flap is removable. Mesh lined crown with an inner sweatband. Perfect for construction workers, gardening, hiking, fishing, camping and others under the sun. Lightweight, flexible and breathable material, Quick drying and packable for easy carry around. One size fits most with an elastic fitted end, easily stretchable.