NO SLIPConstructed with a special grip-coated frame to eliminate slippage when sweating.NO BOUNCESnug, lightweight black frame with a comfortable fit that prevents bouncing while you crush your workout.ALL POLARIZEDGlare-reducing, polarized black lenses with UV400 protection block 100% of harmful UVA and UVB rays.ALL PETITEA smaller frame built specifically to accommodate those with tiny noggins.