Capacity: 750ml. Double-walled bottle made of high-quality, rust-resistant stainless steel, BPA and phthalate-free. Keeps liquids hot for 8 hours and cold for 12 hours. Maintains flavor and purity. Features a convenient spout and a wide screw-top lid that allows you to add ice and ensures a leak-proof seal, so you can take it with you wherever you go.