Gargoyles (10700184.QTM) Vortex Safety Glasses, Matte Metallic Graphite Semi-rim shape provides an unobstructed field of vision Gargoyles g-loc hinges prove a designated open and closed position Tri-tech oleophobic Treatment on the lens interior and exterior provide resistance to smudging, oil, water, and makes them easier to clean 100% protection against UVA and UVB rays