Pinnacle P1 IT Revo Sunglasses Feature: PC material frame and temple. One shield PC lenses expanded field of vision. Lens Vent: Facilitates air circulation, reduces moisture buildup on the lens surface. The sandblasting on lens edge technique creates a textured surface along the edges of the lenses, which not only enhances the visual appeal but also adds a unique tactile quality. Multi BR Revo coating on lenses. Including UVA and UVB protection Filter: CAT.3