This stainless steel bottle has a rounded form and a lid with a warm wood-grain design, making it easy to use in any season! *Do not use in microwave, oven, dishwasher, or dish dryer. *Do not put in the freezer. *Do not place near fire. Size: Approximately 68mm diameter x H175mm Capacity: 350ml Materials: Inner bottle, body, drinking spout: Stainless steel Lid: Polypropylene Packing: Silicone rubber Made in China [Heat Retention] 64 degrees Celsius or higher (6 hours) [Cold Retention] 12 degrees Celsius or lower (6 hours)