Ultimate 36 -Quart Day Cooler- Combines best qualities of hard and Soft collapsible Coolers. Great to load up for family outings, tailgating, etc. Perfect to use as a big beach party cooler for beverages with ice. Constructed of durable 600D polycanvas fabric with a sewn in wire frame and built in side supports to prevent sagging and water spills when ice melts. Features high density thermal foam insulation and a heat-sealed, leak-proof lining. Folds flat for storage when not in use. 50 lb. weight capacity. Internally measures 21" long x 10" wide x 10" high - Capable of keeping drinks icy cold for up to 18 hours when fully packed with 32 cans and 25lbs of ice.(i.e. 2:1 ratio of ice to cans). Will hold 64 cans without ice. Designed by Picnic at Ascot, a California brand for 25 years - Lifetime warranty.