The double walled stainless steel Diamond Cut Tumbler allows you to enjoy drinks at an ideal temperature and keeps your drinks hot or cold for up to 2 hours. The sleek metal body comes with a classic uniform round edge design that fits comfortably in your hand. Stainless steel ensures a smooth, seamless and long-lasting experience for your Home, Office and Travel needs. The double wall copper coated insulated construction keeps hot and cold beverage temperature maintained for long lasting hours. Leak Proof Tumbler The inside of our Sipper bottle is made from High Quality food grade Pure Stainless Steel unlike the plastic jars And low quality products. High Quality Our Mugs are Made From High Quality 18/8 Double Wall Stainless steel, both inside and out ; Durable & Lightweight cups with Steel straws It can handle a beating and still remain Leak spill proof , Bpa free and Sturdy Heavy Double Walled Insulation Unique double walled vacuum insulation keeps your drinks hot or cold for up to 2-3 hours . For kids babies Boys Girls Men Women adults toddler Baby Best for Drinking milk juice smoothie buttermilk Protein shaker Green Tea Coffee detox Fruit infuser Water Fabulous Outer Body Design And inner body Quality With Steel Straw The Outer Body Is Shiny Scratch proof , You Hold It And You'll Love It. Our Tumbler is a safe choice for your family. The inside of our bottle is made from food grade stainless steel.