The Sigma 24-70mm F2.8 Dg Hsm Os Art is a premium workhorse zoom lens designed for the latest high-megapixel DSLRs. This set contains a Sigma 24-70mm F2.8 Dg Os Hsm If Art Lens for Nikon F-Mount Cameras, Front Lens Cover, Rear Lens Cover, Lens Hood, Lens Case, and Sigma 1-year North and South America Limited Warranty.