Effective Protection: The high-quality PC material for effective protection. The highly transparent PC is UV and impact resistant. Smooth Breathing: The humanized and breathable design on the side of the nose to ensure smooth breathing. Detachable Design: With the transparent and detachable design, the goggles are firmly snapped that can be split into protective glasses and used alone. Thoughtful Design: You can wear myopia glasses for multiple protections, giving the glasses a comfortable and safe environment.