Now featuring adjustable torso lengths with the women's specific fit you trust Osprey for, the Sirrus 50 is perfectly at home in the most humid, wet, or hot environments known to man, this incredibly ventilated top-loading pack is loaded with features including an integrated raincover and is perfect for short backpacking trips or gear-laden hikes.
The supremely ventilated, featured and durable Sirrus Series receives a makeover that is more than skin deep for Spring 2017. Now featuring adjustable torso lengths, improved women's specific fit and comfort with updated aesthetics, the Sirrus 50 is the go-to choice for everything from big day hikes to overnight jaunts in the backcountry. When the weather turns, fear not - Sirrus keeps your gear and pack protected with an integrated raincover. Smartly organized pocketing keeps all your equipment where you need it, when you need.
MAIN: 210D Nylon Crosshatch
ACCENT: 420HD Nylon Packcloth
BOTTOM: 420HD Nylon Packcloth
Incredibly comfortable and ventilated tensioned mesh backpanel with added adjustability for variations in torso length to provide fine-tuned customization fit for every hiker and backpacker.
SEAMLESS HIPBELT INTERFACE
Users can't feel seams that don't exist, and because there aren't any on the Stratos/Sirrus updated hipbelt, hikers can focus on the journey instead of the pack on your back.
Hope for bluebird weather but know you're covered with our integrated and removable raincover that stows in its own pocket when the sun returns.
Osprey backpacks boast an innovative ergonomic design, ultimately designed to be comfortable and supportive.Thanks to their anti-gravity technology, the brand’s ergonomic backpacks allow all hikers to enjoy their walking adventures comfortably, without back pain or discomfort. These packs also offer incredible value for money. With the guarantee that your backpack will last for decades, if not a lifetime, you can rest assured that an Osprey purchase will be a great investment.