The CamelBak 2.0L 70oz Water Beast Long Neck Water Reservoir is a must-have for outdoor enthusiasts looking to stay hydrated during their adventures. This black hydration backpack features a 2L capacity, perfect for keeping you hydrated during long hikes and outdoor activities. With a sleek design and a focus on practicality, this reservoir is ideal for multisport use and is treated with a chemical known to the state of California to cause cancer and birth defects or other reproductive harm. Stay hydrated in style with the CamelBak Water Beast.