Features: This stainless steel vacuum bottle maintains drinks hot for up to 12 hours and cold for 24 hours with its double wall vacuum insulation, solving the issue of short term temperature retention common in traditional thermal cup. Featuring a food grade 304 stainless steel interior that resists odors retention, along with a 360 degree leak proof rotating lock seal, this large capacity cup ensures taste and spill release transport. Designed for outdoor adventurers, travelers, office professional, and fitness enthusiasts who require efficient hydrations without frequent refills, this bottle meets diverse user needs. Perfect for hiking, commuting, sports, or long journeys where consistent temperature control and ample hydrations are essential, this travel bottle mug highlight in various environments. With its sleek, streamlined design and detachable handle, this stainless steel water bottle combines portability and elegance, fitting effortlessly into bags or car cup holders for modern, on the go lifestyles. Specifications: Materials: Stainless Steel Capacity:600m/800ml/1000ml(Optional) Color:Black/ Color Changing Black Package Includes: 1Pc Stainless Steel Large Capacity Insulated Cup note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.