500ML The bottle keeps your drink hot or cold for up to 12 hours. Comes with a touch screen and a strainer for your drink Temperature maintenance: with double insulation layer. The stainless steel water bottle has a double-insulated wall that optimally maintains hot and cold temperatures LCD display: Large smart screen to display temperature. It is easy to read the internal temperature of the liquid by touching the screen 304 Stainless Steel: Thermal bottle made of 304 stainless steel with food-grade polypropylene material. Durable, corrosion-resistant, safe and healthy. Of course, it meets the US FDA consumption standard and is 100% BPA-free. Waterproof lid (the lid can be rinsed but do not soak it in water.)