As an industry leader in cold retention, the Yeti Tundra 65 Cooler is designed with PermaFrost™ Insulation and a ColdLock™ Gasket to keep your food and beverages at their coldest. With a durable Rotomolded construction and NeverFail hinge system, this cooler is equipped for any adventure. The Vortex Drain System ensures leakproof draining for easy cleanup.