BFG Style - For big heads with wider frames, longer arms, and larger lenses; Translucent teal frame, green gradient lenses; Gradient Lenses - Dark-to-light tint blocks overhead rays and increases ground visibility; Made for bigger noggins - Wider fit for larger heads; 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