The 72oz jug is the prime partner for chugging and great for staying hydrated during the game. The double-wall vacuum-insulated walls give you a worry-free mind knowing your favorite beverages are kept icy cold or piping hot for hours. Made of lightweight 18/8 food-grade stainless steel that is non-leaching and will not retain taste or odor. The double-wall technology prevents condensation on the outside, so you will be the only thing sweating on a sweltering day.