Come and see our amazing products. 100% Polyester,Button closure,Hand Wash Only,You can feel not only UV protection but also cooling. It is a cap sun guard that you can easily use on top of a hat.It absorbs and releases body heat quickly, and it can be used cooler when it meets water.It protects the skin on the face and neck with an excellent UV protection effect.It has a mesh structure that does not lock in the heat due to its smooth ventilation. Pls confirm with us about the packing info, stock color and exact production time before placing your order.