2C-1.2 3M 1 BT K N, 5 3M 1 B K N, Z87+. Get superior anti-fog and anti-scratch properties, and protection against UV radiation with 3M™ Goggle Gear™ Safety Goggles 500 Series. A special 3M™ Goggle Gear 500 prescription insert is available to use with 3M™ Goggle Gear™ Safety Goggles 500 Series.
eBay