Hot & Cold Thermos - Bestlsy thermos tumbler can keep heat and cold for up to 11 hours to 2 days in summer, and 6 to 12 hours in winter, both cold and hot, the thermos glass keeps drinks hot and cold satisfactorily warm. Simple And Modern Design - The thermos has a simple and generous design, with the thick top and thin bottom, allowing you to hold and place it in the car, and the wide mouth cup is easy to clean. Healthy Drink - Bestlsy 40 oz Travel Mug with handle is made of 304 stainless steel inner liner which has been processed by pitting process and is corrosion resistant and does not contain harmful substances for long-term use. Insulated Tumblers Features: the water cup ergonomic design, comfortable grip, rounded mouth, smooth water, easy and convenient to clean cup straw bottom widening design, stable and non-slip, not easy to fall. Applicable Scenarios: water bottles with handle for travel, sports, work, school, camping, can also be used as hot coffee tumbler, winter insulation, summer cold, simple modern insulated tumbler is the perfect gift for wives, mothers, fathers, grandparents, children, lovers. Description: Bestlsy Traveltumbler is just what you need for all-day hydration. Vacuuminsulated, Take it with you to a high-intensity workout or on an extra-longcommute to keep your drink cold for hours. The mug withstraw and handle is perfect for hot coffee, iced water, beer, cocktails andmore. Good-lookingcolor, simple and beautiful shape, suitable for work and school. The Travel Mugfeatures a rotating cover with three positions: a straw opening, a wide mouthfor chugging, and a full-cover top. The larger size even fits comfortably in yourvehicles cup holder and comes with a rugged handle for carrying. Specification: Name: ThermalMug Material:Stainless steel + PP Packing List: Thermal Mug x 1 Note: 1. Due todifferences in lighting and screen settings, the color of the item may varyslightly from the picture. 2. Please allowfor slight size differences due to different manual measurements. Description: Bestlsy Traveltumbler is just what you need for all-day hydration. Vacuuminsulated, Take it with you to a high-intensity workout or on an extra-longcommute to keep your drink cold for hours. The mug withstraw and handle is perfect for hot coffee, iced water, beer, cocktails andmore. Good-lookingcolor, simple and beautiful shape, suitable for work and school. The Travel Mugfeatures a rotating cover with three positions: a straw opening, a wide mouthfor chugging, and a full-cover top. The larger size even fits comfortably in yourvehicles cup holder and comes with a rugged handle for carrying. Specification: Name: ThermalMug Material:Stainless steel + PP Packing List: Thermal Mug x 1 Note: 1. Due todifferences in lighting and screen settings, the color of the item may varyslightly from the picture. 2. Please allowfor slight size differences due to different manual measurements.