Insulated Drink Bottle Stainless Steel 500ml Benefits: Double Layer( Insulated) Dishwasher & Freezer safe BPA Free Keep hot and cold for 12 hours 100% Stainless steel, a great alternative to plastics. Wont leach flavors. This product is leak-proof Weight: 270g Warranty: One year manufacturing warranty. Meals in steel offers a wide range of food-grade, high-quality stainless steel lunch boxes, and bottles, to keep your food safe. Eat Healthy, Live Healthy! Do You Know? Studies of bisphenol-S, the chemical compound sometimes used to replace bisphenol-A in "BPA-free" plastic products, found it is disruptive not only to the body's hormone system but to brain circuitry in developing animal embryos.