When you head out on a mountain bike ride or a hike for a few hours, the Camelbak Women's Magic 70 oz Hydration Pack will provide plenty of water and storage to prepare you for anything. This 70 oz (2 liter) hydration pack is lightweight and durable for those fast mountain bike rides and elevation gaining hikes. Created with a women's body in mind, it has a short torso length with an S-curved shoulder harness for the most comfortable carry, and it has plenty of other features packed into this small pack.