Check the listing for details. Klymit Mystic 20 L Hydration Backpack - 101 oz. Reservoir (black/tan) Nwt. Color: Black, Condition: New with tags. Listed at 65.00 USD. The Klymit Mystic 20 L Hydration Backpack is perfect for backpacking and hiking enthusiasts. With a 101 oz. reservoir, you can stay hydrated on the go. The backpack features two pockets, making it easy to store your essentials. The black and tan color combination adds a touch of style to your adventure. The brand Klymit is known for its quality products, making this backpack a reliable choice. This hydration backpack is designed to make your adventure comfortable and hassle-free. The 20 L capacity ensures that you have enough space to carry your essentials, while the durable material makes it resistant to wear and tear. Whether you're a frequent backpacker or a beginner, the Klymit Mystic 20 L Hydration Backpack is a great choice.