TR90 MATERIAL FRAME - You can hardly feel them on your face. TR90 is a kind of polymer material with memory frame. More lightweight, more comfortable wearing. High impact resistance, hard to be broken. No chemical residues, more secure. It is especially great sport sunglasses for men women.
UNIQUE DESIGN - Four different from other glasses. Removable sweat strip, not only prevent sweat into your eyes but also protect your forehead. Removable frame(you can exchange to the elastic sport belt ), Pinhole ventilation non-slip design make your glasses will not slide during strenuous exercise. Add the detachable frame designed for myopia.
UV 400 MIRROR FLASH COATING - 100% UV400 protection meaning it can block 99%-100% of both UVA and UVB harmful radiation. It is essential to protecting your eyes against all the rays below 400NM harm when go out running, cycling, hiking, climbing, fishing, baseball, driving.
POLYCARBONATE LENS - Upgraded lens.PC lens are durable, flexible, lightweight, scratch resistant, have high optical clarity and more impact-resistant than plastic or glass lenses, so it is also called safety glasses.