Menbo helmet is made of high quality non-woven uhmwpe or aramid fabric and manufactured with special methods of our own. The helmet is non-bounce, light, waterproof, uv-proof, shock-proof and comfortable to wear. Design features protect the head from blunt impact, such as falling over or falling objects provide adequate ventilation to reduce heat and improve comfort low centre of gravity and stable to wear simple to wear - easy to put on and adjust stand under various extremes of weather Protection level nij level iiia Protection area full front, top & side. In box