The 40 oz. vinyl-coated Stainless Steel Quick Cage is specifically designed to hold large reusable bottles. Holds bottles from 32 oz. to 40 oz. sizes, including single-walled or insulated stainless steel bottles, or plastic bottles, made by manufacturers like Klean Kanteen, Hydro Flask, and Nalgene.Mounts to standard and 3-pack bottle bossesMade in the USA