The cooler lid is constructed with a freezer-grade gasket made of thick rubber that seals against the rim of the cooler to prevent any air flow or loss of internal temperature retention.
The lid and sides of the cooler are packed with a dense layer of premium foam insulation, forming an effective thermal barrier for optimal performance.
Waterproof & Tear Resistant: All Mammoth premium soft-sided products are made with puncture and tear resistant TPU material using waterproof welded seams for a dependable, high-quality finish that lasts for years
Thick rubber non-skid feet prevents unwanted sliding and shifting even in the back of a moving truck or a rocking boat