Polaris Northstar® Coolers. Premium Grizzly Bear Proof coolers. Holds ice 30+ Hours Longer than a Yeti®. Premium molded 2” thick walls for maximum durability and ice retention. Rubber T-lock handles for a secure locking lid. Integrated molded tie down points and aluminum pin latches and hinges. Standard drain plug and nylon carry handles allows you to use the cooler both on the vehicle and off. IGBC Certified Bear-Resistant.