Solar Bat Speed Polarized Sunglasses, Black

The Solar Bat Speed polarized sunglasses feature a matt black finish with black TCG temple boots.

Speed frames are constructed of rugged yet lightweight TR90 material Proprietay TCG is temperature controlled grip so temple boots actually increase grip with increase temperature Foam eye liner easily snaps in and temples interchange with elastic head band so the Speed can be worn as sunglasses or goggles Optometrist Dr. Gary Nesty designed PNVXD lenses with variable lens thickness and curvatures to enhance visual acuity and eliminate all eyestrain Noctular lens material is 10 times more impact resistant than glass lenses yet lighter in weight than CR39 PNVXD lenses filter all UV rays Lenses have a double thickness scratch coating front and back surfaces Amber tint with 16% light transmission is a blue block for comfortable vision in all but lowest light levels Gray tint with 14% light transmission is a neutral density tint for general wear HiConYellow with 27% light transmission is well suited for low light levels Mossback green with 15% light transmission wil bleach out shades of brown and highlight green Amber gradient is amber in the top 55% and HiConYellow in the bottom 45% making this tint two sunglasses in one lens Mossback green gradient lenses are green the top 55% and HiConYellow in the bottom 45% making this tint two sunglasses in one lens Amber inverted gradient is HiConYellow in the top 30% and amber in the bottom 70% making this two sunglasses in one lens Mossback green inverted gradient is HiConYellow in the top 30% and green in the bottom 70% making this two sunglasses in one lens Amber green mirror with 11% transmission is a blue blocking tint for comfort in the brightest light levels Gray blue mirror with 9% light transmission is a neutral density tint for bright sunlight Mossback green gold mirror with 10% light transmission to highlight green in the brightest sunlight Model 517AP