The osprey raven 14 is a womens specific backpack with an integrated 3 litre hydraulics reservoir which is ideal for those long days in the saddle the reservoir is accessed via an asymmetric zip for quick and easy refills the reservoir also incorporates a unique hydrostatic plate that maintains an anatomical shape but also keeps water pressure high for a smooth delivery of water osprey have also solved the wandering hose issue with competitor designs by placing a magnet in the pack sternum