Come and see our amazing products. Lens is thickened and can be reused,Anti-fog coating on both sides,Real anti-fog.This mask adopts the latest international patented technology, combined with ergonomic principles.It is more comfortable to wear and use, and more humane.The frame is made of PC + PP environmentally friendly materials.The parts in contact with the human body are soft and comfortable.The frame is made of PC transparent resin and the lens is made of PET.The light transmittance is higher than that of PET sheets of similar products.No refractive. Make wearing comfortable and elegant.The temples can be adjusted in three levels,Make your mask more arbitrary. Pls confirm further with us if any query about packing info, inventory status and time schedule.