No Slip - Special grip-coated frame with silicone inserts to eliminate slippage when sweating; No Bounce - Lightweight, durable frame that prevents bouncing while you crush that WOD; All Polarized - Glare-reducing, polarized lenses with UV400 protection block 100% of harmful UVA and UVB rays; All Original - A classic frame shape with timeless appeal that will always be in style (Unlike those heinous trends of the late '00s.)