Flexible water bottle with dual-locking cap. The DuoLock SoftBottle flexible water bottle takes our popular SoftBottle design and adds a dual-locking cap for double the leak protection, plus a convenient clip handle. This flexible bottle is easy to fill, carry, and stow, making it great for day hikes, backpacking trips, camping, or traveling. Flattens or rolls up when not in use, Duolock cap will not flip or twist open. BPA-free. Dishwasher safe. Made in the USA.