The POC Iris Stripes Goggles were designed with a clean line style, helping you achieve clean lines on the mountain. The small frame size fits a small to medium face, and includes a triple-layered face foam for superior softness. The soft coated PU frame is forgiving, flexible and fits easily over a helmet to secure with silicone grips on the inside of the strap. The double lens construction is extremely durable and includes and anti-fog coating paired with a lens vent to release any additional moisture that may arise. Polycarbonate/Cellulose Propionate Double Lens, Anti-Scratch/Anti-Fog Treatment, Soft Coated Polyurethane (PU) Frame, Triple-Layer Face Foam, Silicone Grip on the Inside of the Strap, Lens Vents, Compatible w/All Iris Lenses, Small Size Frame, Category: Adult, Helmet Compatible: Yes, Spare Lens Included: No, Goggle Ventilation: Medium, Goggle Lens Change: Moderate, Lens Shape: Flat, Lens Type: Non-Mirrored, Model Year: 2019, Product ID: 575403, Model Number: 40043 1716 S, GTIN: 7325540742016