STIHL Gridiron Glasses provide heavy-duty protection with a lightweight, flexible frame for comfort you wouldnt expect while filtering 99% of harmful UV rays. The lenses are made from optical-grade polycarbonate and are hard-coated to resist scratching. And when youre on the move, their rubber nose pads are designed to help protect from slippage even when sweating. | STIHL Gridiron Sun Glasses