Basil HydraPop Glacier is a insulated sipper bottle with loop handle with a 380 ml capacity, made from double-wall vacuum insulated 304 stainless steel with BPA-free sipper spout. Double-wall vacuum insulation keeps drinks cold for hours and hot for several hours, and the leak-proof lid keeps school bags and backpacks spill-free. The Glacier colourway is a cool, icy-blue glacier print. Food-safe, BPA-free, FDA approved, hand-wash recommended, backed by Basil's 6-month warranty.