Distinguishing feature:TEMPERATURE DISPLAY: This new style bottle have a LED Intelligent Temperature Display on the top of the thermos which will last up to 80,000 touches without a battery change. That's 5+ years of usage! The warmth of every moment you can see just by gently touching the top of the thermos cover. Press the top of the thermos softly,Sensitive capacity touch-cover can show the temperature of water inside the thermos immediately that can avoid the embarrassment of burning yourMaterial: Smart Vacuum Insulated Water Bottle with LED Temperature Display is made of Premium 304 Stainless Steel Vacuum insulated bottle that maintains cold for 12hours and hot for 24 hours.They also have the silicone bottom which is designed to prevent them from sliding and spilling. Other parts of these Travel mugs are made of BPA-free PP materials ,food grade contact silica gels and Co-polyester plastic that make them Safe and Healthy to use.Practical17OZ / 500ML is suitable for all kinds of needs and everyone as well as these bright colors ..Easy to clean by Simple structure, washable with a spout removed. The standard Sharp make it can fit mostly all of the cup holders in cars , cinema ,airplanes ect.Unique presentfashion design, high quality and LED temperature display are three features of travel mugs with LED Temperature Display , Four seasons available and great for home, work, outdoor sport,at the gym, in your car, and even camping or hiking. Modern design and High quality makes them as Unique Presents for festivals,Holidays,Birthday,Christmas,Thanksgiving and Business gifts to your friends and families.