Ice stays ice thanks to up to 3 inches of PermaFrost Insulation and an extra thick FatWall design is certified Bear-Resistant. The Rotomolded Construction makes the Roadie armored to the core and virtually indestructible so wherever you decide to take it this portable coolers sturdy construction will stand up to the rigors of the journey. All Tundra coolers feature T-Rex Lid Latches constructed of heavy-duty rubber and made with patented technology so youll never see another busted latch. Military-grade polyester rope for extra durability. The Tundra 45 dimensions are 25-12 in long x 16 in wide x 15-12 in high with an empty weight of 23 lbs