Come and see our amazing products. Insulated water bottle features double wall 18/8 food-grade stainless steel that keeps the liquids icy for up to 48 hours or piping hot for up to 24 hours. Made of 100% food-grade 18/8 stainless steel, the water flask is resistant puncture, oxidation, and flavor transfer with extended lifespan. Pls confirm with us about the packing info, stock color and exact production time before placing your order.