Mirrored Reflective Lenses; For Regular or Wider Heads; Best Suited for Reaching New Heights; No Slip - Goodr's lightly-textured silicone earpieces use the goodr Cat Tongue Technology to offer enhanced protection against slippage; No Bounce - Goodr's frame is crafted to be feather-weight, yet snug, with a comfortable fit to prevent bouncing when running; All Polarized - Glare-reducing, polarized lenses and UV400 protection that blocks 100% of those harmful UVA and UVB rays; All Speed - An all new shape built to give you the ultimate speed advantage whether you're crushing beers or crushing your competition; 5 Free Mile High Club Membership - Included with purchase