Stay hydrated on every climb, descent, and every adventure in between. The MiiR 20oz. wide-mouth, vacuum-insulated bottle keeps your drinks cold for up to 24 hours and hot for 12. Built from durable, double-wall stainless steel with a leak-proof lid and a carry handle, ready for the trail, the truck, or the desk. The wide mouth makes it easy to fill, clean, and throw ice in before a long ride in the Sedona heat. Now customized with the Thunder Mountain Bikes logo, it's a daily carry that represents the trails you love every time you reach for it.