Osprey Siskin 12 Hydration Backpack - Postal Blue

OSPREY SISKIN 12 HYDRATION BACKPACK

The Osprey Siskin 12 is a well-balanced, performance-focused mountain biking pack designed for adventurous days on the trail. With 12 litres of storage, it provides ample space for spare tubes, multi-tools, trail pump, extra layers, and more. A dedicated hydration reservoir compartment, helmet carry options, and ergonomic fit make it a top choice for riders who need comfort, stability, and organization on long rides.

FEATURES

• Upper side compression and full-face helmet carry
• Direct-access zip path to reservoir compartment
• U-zip main compartment access
• Front fabric shove-it pocket
• LidLock helmet attachment
• Blinker light attachment
• Magnetic sternum strap bite valve attachment
• Main compartment tool organization
• Zippered hipbelt pockets
• Zippered scratch-free heat-embossed slash pocket

RIDE STABILITY & COMFORT

• AIRSCAPE™ SUSPENSION: Atilon foam framesheet enables dynamic movement and evenly distributes weight.
• AIRSCAPE™ BACKPANEL: Mesh-covered, extra-deep ridged foam with a centre air channel for maximum ventilation.
• BIOSTRETCH HARNESS: Soft, breathable spacermesh contact surfaces with die-cut foam ventilation.
• HIPBELT: Airmesh wrap hipbelt with zippered pockets provides stability and breathability.

DIMENSIONS & CAPACITY

• Volume: 732 in³ / 12L
• Dimensions: 47H x 23W x 22D cm
• Weight: 0.66 kg

SUSTAINABILITY

• Main Fabric: bluesign® approved 100% recycled 400D high-tenacity nylon, DWR treatment made without PFAS
• Bottom Fabric: bluesign® approved 100% recycled 400D high-tenacity nylon, DWR treatment made without PFAS

The Siskin 12 is the perfect companion for longer rides, offering secure storage, hydration compatibility, and a stable fit. Whether tackling technical terrain or covering long distances, this pack keeps you comfortable, prepared, and ready for any adventure.