Outdoor Products Ripcord Hydration Pack - Graphite | eBay。The Outdoor Products Ripcord 2L Hydration Pack Backpack in Blue Black B000706 is a medium-sized backpack made of durable nylon material. It features two dividers and a zip closure for easy access. With a lightweight design and a capacity of 0 to 5L, this backpack is ideal for hiking and other outdoor activities during the summer season. It also has three pockets, including a 2L hydration pack, and is compatible with laptops up to 11 inches. With a lifetime manufacturer warranty, this backpack is a reliable choice for both men and women looking for a convenient and practical option for their adventures.