The Kelty Redwing 3100 backpack is perfect for your next hiking adventure. With a capacity of 50L, this backpack is perfect for carrying all your essentials. The backpack is made with high-quality materials including polyester and nylon, and features an aluminum and iron frame for added durability. The backpack is designed for men and comes in a stylish blue/grey color. It's perfect for the sport of hiking and includes a hydration system to keep you hydrated on the go.