Size: 23 * 6.5 CM, Weight: 300 g, Capacity: 500 ML. Material: This hot and cold thermos cup and mug is made of 304 stainless steel.Usage: This stainless steel water bottle is excellent for School, University, Office, and Gym Girls and Boys.This travel coffee temperature bottle with the lids on each side is 100% leak safe because it's made from BPA-free silicone rubber that gives the bottle its durability. An insulated water bottle is suitable for daily use, running, hiking, camping, outdoor sports, etc.Easy to Clean: This 500ml thermos water bottle has no plastic smell. A cup brush for easy washing and cleaning.Long Time for Holding Temperature: Featuring dual insulated walls, premium coated copper on the exterior of the inner wall keeps liquid hot for up to 6 hours and cold for up to 6 hours.Best High-Quality Thermal Flask Sports Water Bottle This easy-to-carry portable thermos can be used for biking, basketball, football, hiking, running, bicycling. Light and compact design for easy transport and fits most automobile drink holders. The insulated water bottle is an excellent gift for any occasion.The lid is an Intelligent Temperature Display. The smart led Thermos Flask bottle has a waterproof LED display, is waterproof, has low energy consumption, and is without a battery change, so it can be used for many years! Press the top of the thermos softly, the touch-cover lid can show the water temperature inside the thermos immediately. You can drink water according to your habit temperature.