Smith Optics Prophecy Goggle Medium/Large Fit and Helmet Compatible ODS3 & Eyeglass Compatible, Spherical Carbonic-X lenses with TLT optics, Thermal Lens Technology with PorexFilter and Patented Regulator Adjustable Lens Ventilation Floating Foam Membrane Eliminates Eyglass Temple Pressure, Articulating Outrigger Positioning System with Ultra-Wide, Silicone Backed Strap Includes Microfiber Goggle Bag Manufacturer's Lifetime Warranty