The FeCo FLASK Water Bottle is the perfect choice for anyone who wants to stay hydrated on the go. It's made from vacuum-insulated stainless steel and has double walls to keep your beverages hot or cold for up to 24 and 12 hours respectively. This water bottle also comes with three interchangeable lids that provide superior leak-proof security and finger grips for convenience and comfort. This flask is BPA and toxin free, so you can be sure your health and safety are protected. It's durable, leak-proof, and designed to last many years. It is the perfect companion for any adventure.