The packable water bottle can fold up or be flattened and will comfortably fit into any bag or backpack unlike large rigid water bottles which are bulky when empty. Unlike the common tap water bottle, these are easy to use, carry and save space. The outstanding design of this soft water bottle makes it easy and convenient for you compared to most portable water bottles on the market . This water bottle is made with the traveler’s interest in mind. Especially convenient for people who love outdoor sports, hiking, camping, travel, fitness, cycling and so much more.Size:16oz.