Get low profile eye protection on the slopes with the Anon Helix 2.0 Goggles. These goggles feature the Cylindrical Lens Technology that will provide maximum field of vision and is also OTG compatible for those that need to wear eyeglasses. There is Full Perimeter Channel venting on the Helix 2.0 that will ensure maximum airflow for clear, fog free vision in all weather conditions. The Anon Helix 2.0 goggles comes two lenses, one for either partly sunny or sunny conditions and an Amber lens when the clouds roll in or nighttime riding. Dual Layer Face Foam, Lightweight Thermoplastic Polyurethane Frame, Anon Cylindrical Lens Technology, Integral Clarity Technology, Full Perimeter Channel Venting, OTG Compatible, Race: No, Category: Adult, OTG: No, Special Feature: None, Helmet Compatible: Yes, Spare Lens Included: Yes, Goggle Ventilation: Low, Goggle Lens Change: Moderate, Frame Size: Medium/Large, Lens Shape: Flat, Lens Type: Non-Mirrored, Model Year: 2021, Product ID: 499071, Model Number: 18531100008, GTIN: 0889049891868