A protective hat for work with a protective inner made of light and strong carbon mesh material. A lightweight protective cap made from Templeg Carbon Mesh made by NITTEL Chemical & Materials Co., Ltd. Protects your head from falls and cotin accidents. Reduces the risk of serious injury at the top of the head is about 80%. 80% less impact than when not wearing anything. (*This product is not 100% protected from impacts. An outer layer made with anti-static fabric.