The Sirrus 34 is a women's hiking backpack from Osprey. Its shape is totally adapted to the female body. Thanks to the fully adjustable Airspeed back panel system, you will be significantly more comfortable in warm weather, even when the load is heavy. The Sirrus 34, has plenty of space to store everything you need for your adventures.The Sirrus 34 is equipped with a removable waterproof rain cover to protect your belongings in case of rain. In addition, there is plenty of storage space on the outside and inside to store everything you need. The Sirrus 34 is compatible with all Hydraulics and Hydraulics LT water reservoirs and features a Stow-on-the-Go walking pole attachment.Finally, the Sirrus 34 backpack is packed with innovation and quality!