16 oz. double wall stainless steel vacuum insulated tumbler with clear AS pressure lid. Non-spill lid with silicone gasket seal and sliding lock. Keeps contents cold for 12 hours or hot for 6 hours. Not microwave safe; hand wash only. Packaged in retail box. YOUR PURCHASE MAKES A DIFFERENCE! Basecamp® will donate $100,000 in 2020 to support Wounded Warrior Project’s mission to honor and empower wounded warriors. To learn more, visit www.woundedwarriorproject.org.