I am selling this item because it was given to me as a gift, but I don't use it. Brand: CB JAPAN Material: Stainless steel Bottle Type: Stainless steel bottle Color: Pet L) Gray Capacity: 500 milliliters Features: Thermal insulation 【Easy to use】 Simply insert a bottle can or PET bottle, and you can enjoy your drink to the last drop. 【Insulation/Cooling】 The stainless steel double-layer vacuum structure keeps the temperature of your drink. 【Condensation Prevention】 Prevents condensation, so you don't have to worry about water droplets staining your desk or documents while working. 【Gentle placement】 The rubber on the bottom makes it gentle to place, and it is also less likely to scratch tables. 【Multi-use】 Can be used in various situations such as camping, barbecues, and online drinking parties. Available for immediate purchase.