Whether you enjoy hiking, sports, or simply keeping things light when you travel, Mad Mans Collapsible Water Bottle is a great accessory to have on hand. Its light, has an easy-to-drink straw built-in to the cap, and a handle for even easier carrying. But the true genius of Mad Mans Collapsible Water Bottle is its ability to roll up small, so you can toss it in a bag or fanny pack and just go. 10.5”x2.5”x2.5”