Trusted by marine enthusiasts since 1967, the Igloo Marine Ultra boat coolers are packed with industry-leading. Features like stain and odor resistant material, UV inhibitors, and foam insulation with up to 7 days of ice retention. Built to withstand fishing trips, wet conditions, and sunny days, an Igloo marine cooler is the best ice chest to get the job done right. Capacity: 30 Qt/28 L/41 Cans. Ice retention: 3 days (tested under controlled conditions). UV inhibitors protect against sun damage. Ergonomically engineered - curved back hugs comfortably to your body for ultimate carrying comfort. Non-slip, comfort grip swing up handle adds comfort and improved grip in wet conditions. Cool Riser Technology - Igloo's elevated design that improves cooling performance. Molded side handles for optional two-handed carrying and easy lifting in/out of vehicles. Fits all popular beverage sizes, including 2L bottles, upright.