Bangerz HS8400 Sports Sunglassesspecialized lens filters that block 100% of damaging UVA UVB sun rays increases the contrast of a white or yellow ball against turf and sky backgrounds to provide superior ball tracking for both fielders and hitters All models provide extra ordinary peripheral vision along with upward and downward visibility with 8 Base Maximum wrap lenses. Frames have fully adjustable Form Fit, No Slip Nose pads for a customized comfortable fit on all nose shapes,