FEATURES Double-wall Insulation: Can keep drinks cold for 24 hours and hot for 12 hours. High-quality Materials: Made with food-grade 18/8 stainless steel and BPA-free straw and lid. Dust-proof Lid: The new patent straw lid have a dust covering mechanism, perfect for keeping the spout clean and covered between uses, Leak Proof: Drink on-the-go without worrying about spilling. Easy to Clean: wide-mouth makes it easy to see and clean dirt Travel Ready: Built-in carry loop enables you to carry it with ease INCLUSIONS Double-wall 18/8 stainless steel vacuum flask BPA-free Straw Short protective boot