Circle G - It's Not Black, It's ObsidianIT'S NOT BLACK IT'S OBSIDIAN Slim Fit for Smaller Faces No Slip: Constructed with a special grip coated frame to eliminate slippage when sweating. No Bounce: Snug, lightweight tortoise shell frame with a comfortable fit that prevents bouncing while you crush your workout. Polarized: Glare reducing, polarized brown lenses with UV400 protection block 100% of harmful UVA and UVB rays. ITEM # CGBKBK1NR