High-Quality Convenience: The Ringo water bottle and phone holder is crafted with premium double-walled stainless steel and designed to keep your beverages hot for up to 12 hours and cold for up to 24 hours. The water bottle is BPA-free, dishwasher-safe, and leak-proof to keep your phone dry at all times. With Ringo, you get more than a water bottle, you get a reliable companion for your active lifestyle.