The Osprey Raptor Hydraulics Back Pack is a high-quality hydration backpack with a 2.5L volume, perfect for cyclists and outdoor enthusiasts. Made from durable nylon material, this backpack features a built-in filtration system and multiple pockets for convenient storage. The Osprey brand is known for its reliable and practical gear, making this backpack a dependable choice for long rides or outdoor adventures. Stain on front- see pics
