Hi, Dear little angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. Stainless Steel Coffee Cup Intelligent Temperature Measurement And Insulation Cup With Lifting Rope, Car Portable Mug Features: The cup body is lightweight, easy to carry, and the handle design is thoughtful, making it easy to carry. A hot drink cup does not transfer heat, and cold drinks do not condense. There is a cup that suits you. Long term insulation and cold insulation. Winter gives you warmth, summer gives you coolness. Easy to disassemble, easy to clean, food grade material, more convenient to use.Built in button battery for temperature measurement. Material: Stainless steel material, with long insulation time. The cup lid can display the temperature. Product Description: Capacity: 510ml Product size: 16.8* 6.9cm Including: 1x insulated cup Features: The cup body is lightweight, easy to carry, and the handle design is thoughtful, making it easy to carry. A hot drink cup does not transfer heat, and cold drinks do not condense. There is a cup that suits you. Long term insulation and cold insulation. Winter gives you warmth, summer gives you coolness. Easy to disassemble, easy to clean, food grade material, more convenient to use.Built in button battery for temperature measurement.