Smith Optics I/OX Goggles Includes Two Performance Mirror Lenses and Microfiber Goggle Bag with Replacement Lens Sleeve Medium/Large Fit and Helmet compatible Spherical Carbonic-X Lenses with TLT Optics, Porex Filter and 5X Anti-Fog inner Lens Ultra-Wide, Silicone Backed Strap and Quick Fit Strap Adjustment System Includes Two Performance Mirror Lenses and Microfiber Goggle Bag with Replacement Lens Sleeve Manufacturer's Lifetime Warranty