Osprey Sirrus 34 winter hat - In addition to ventilation

- In addition to ventilation holes

Stealth thigh cargo pockets store the detached pant legs for easy access

Hydration system-compatible

51 cm x 13 cm x 14 cm

and the brushed tricot lining wicks perspiration away from the skin

Osprey Sirrus 34 winter hat - In addition to ventilationEnjoy cloudlike comfort, exceptional ventilation and trail tested durability with the Sirrus 34. Built for extended day hikers, it offers an adjustable womens fit and spacious storage accessed via dual front panel zips. A separate lower zip compartment and front, side and hipbelt pockets keep gear organized. An included raincover protects your pack so you can stay focused on the trail ahead. Features: Wide, dual zip panel access to main compartment