Features: High-capacity yet folds down to the size of its cap for ultimate space-savings-an elastic bungee keeps it tightly folded when empty Lightweight, durable film construction is perfect for fast and light travel, backpacking and hiking Loop at top makes it easy to hang and carry Made with rugged film and RF-welded seams BPA-free Specs: Weight: 5.1 oz / 0.15 kg Width: 10" / 25.4 cm Length: 18.3" / 46.5 cm Material: PU. Water Filters & Purification from the MSR brand.. Ready to give it a try? Visit www.dickssportinggoods.com to learn more, explore additional product details, and check availability at a DICK'S Sporting Goods store near you. Place your order online for fast shipping or in-store pickup - DICK'S makes it simple to find exactly what you need..