Reusable water Bottle, 17oz - Stainless steel, safe - Keep drinks hot or cold for up to 12 hours. Stay hydrated on the go, with this stainless steel reusable water bottle. With more than enough space for a few drinks, this can hold water, iced tea or whatever type of beverage you decide to throw at it. Stop using single use water bottles with this bottle. You can fill it with cold water and it will stay cold for up to 12 hours using a scientific design that allows the temperature to stay constant over a long period of time. For use at the gym, on the commute, or even when traveling internationally, it's small enough to stay in the water bottle pocket of most backpacks and large enough for more than one serving of water. This will keep you hydrated, healthy and ready for whatever life takes throws at you. BPA free. Lid The outer layer of the lid is stainless steel and the inner layer is food grade, bpa free black plastic. It’s leakproof, too! Mouth Unique Circular Mouth designed for comfortable sipping and efficient gulping. Bottom High-quality, roll resistant bottom, made from the same high quality steel enclosure as the rest of the bottle.