The RTIC 52 QT Ultra-Light Cooler is built light and strong for the long haul. This lightweight premium cooler is made with RTIC’s unique Ultra-Light design making it 30% lighter than rotomolded coolers of similar capacities. It also has up to 3” of closed cell foam insulation and freezer-style gasket to lock in the cold for up to 7 days. RTIC Ultra-Light Construction makes this cooler up to 30% lighter than wheeled rotomolded coolers of similar capacities. Up to 2.5 inches of Closed Cell Foam Insulation locks in the cold for up to 5 days. Puncture-Proof Wheels handle tough terrains, like sand, mud, grass, stairs, and more. Protected Wheel Axle uses a chassis design, premium wheel bearings, and stainless steel axle for a smooth ride. Powder-Coated Aluminum Handle features a pair of non-slip silicone covers for easy towing and gently releases when not in use.