Compatible with the following cooler sizes: 28, 36, 40, 48, 54, 72, 94, 128, 162. Patent Pending. Cooler Shield Replacement Hinges are designed to replace Igloo factory installed hinges. Cooler Shield Hinges are guaranteed for the life of your cooler. If your Cooler Shield Hinge fail, we will replace them. Type I Hinges are compatible with Igloo 25-165 Quart Coolers. Cooler Shield Hinge's unique heavy duty design and lifetime warrantee differentiates them from the original factory installed cooler hinge.