Using a high-quality PC lens it greatly reduces the strong light eliminates reflected light and scattered light and the object is softer and clearer. The frame is made of TPU material which has good elasticity and strength light texture and is comfortable to wear. Not easy to deform can be used safely for a long time and the performance remains unchanged. Ventilation holes are designed on both sides of the glasses which have breathability and can prevent the lens from being blurred due to evaporation of sweat. You can adjust the elastic headband according to the size you need. The face of different sizes can be used and it can also be used with the helmet.