If you need protective glasses that can stand up to your tough day, choose Stihl gridiron glasses. They provide heavy-duty protection with a lightweight, flexible frame for comfort you wouldn't 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 you're on the move, their rubber nose pads are designed to help protect from slippage even when sweating.