Material: Food grade stainless steelCapacity: 800ml— Warm tips:1. Please clean with soft cloth and warm water before use.2. Do not use the steel wool to clean to avoid scratching.3. Please do not use microwave, disinfection cabinet or other home appliances to heat the stainless steel mug.Please notes:1)The size may be 1-2 cm error as manual measure.2)The product’s color will be slight different by different monitor.High-QualityOur water bottles are made of stainless steel in anti-oxidation and corrosion resistance to protect the water bottle from oxidation and peculiar smell, which means There will be no metallic smell or rust on your Water Bottle.Keep Heat and ColdOur water bottle has double-layer heat insulation and vacuum heat insulation. It has good leak-proof performance and can keep the beverage cold or hot for 6-12 hours. There will be no condensation.Convenient Multi-purpose LidInsulated Bottles are new screw top design, leak proof. The wide mouth of the Vacuum Bottle makes it easy to pour into a serving cup, replaces many single use plastic water cup.