Made Of TPU Coated Nylon With Food-Grade Liner. Premium Grade Thermal Insulation. Heavy-Duty Base Covers Bottom To Protect From Abrasion. Durable TPU Coated Nylon Exterior Is Water-Resistant, Puncture, UV And Chemical Resistant. Leakproof Seal Secures Contents. Quickly Convert From Shoulder Carry To Backpack. Largemouth Opening Makes For Easy Loading And Unloading. Duraflex Hardware Including Tie-Down Points. Compound Latch For Easy One-Handed Opening. Metal Bottle Opener. Water-Resistant Exterior Pockets. Keeps Ice For Up To 3 Days.