Anon Men's Helix Goggles W. Spare Lens anon. Cylindrical Lens Technology Lightweight Thermoplastic Polyurethane (TPU) Frame With Full Perimeter Channel Venting, Dual Layer Face Foam and No-Slip Silicone Strap ICT (Integral Clarity Technology) Anti-Fog Treatment Includes: Spare Amber Lens (on Select Colorways) and Micro-Fiber Goggle Bag