Osprey's Osprey Sylva 12 women's backpack, ideal for female bikers with a sense of design and with equipment that even a seasoned cyclist wouldn't be ashamed of. You'll love it so much that you'll take it on shorter trips. Thanks to the AirSpeed™ back system and thanks to the LightWire™ design, the backpack is perfectly ventilated and air can also flow along your back. Bio BioStretch™ technology ensures excellent ventilation of the waist belt and shoulder straps, which are specially shaped to prevent the backpack from slipping off your shoulders even during the most difficult descents. on the side of the backpack, there is a J-shaped zipper for easy access to the main compartment.Unique is the attachment of the helmet to the backpack by means of the LidLock™ system and a special divided ToolWrap™ pocket at the bottom for all important tools.