Osprey Rook 65L EF | Ventilated Plus-Size Backpack extra layer Use a soft tape measure

Use a soft tape measure to measure the distance in cm from the C7 vertebra to your iliac crest

making you feel clammy and cold

Plush & Puffy: 650-fill RDS-certified hydrophobic down is allocated to key areas with Zoned Insulation for refined heat efficiency and maximum cosyness

stable design — ideal for bigger bodies or couples

The material is extremely quick-drying following a rain shower thanks to dryprotec

Osprey Rook 65L EF | Ventilated Plus-Size Backpack extra layer Use a soft tape measureOsprey's Rook 65 EF combines a straightforward design and capable feature set to offer a quality carry that backpackers will never second guess, no matter their experience level. A new injection moulded ladder lock torso adjustment makes it easy to dial in the fit. An integrated raincover has your back when showers loom overhead. The Rook 65 is a certified bluesign product. KEY BENEFITS The adjustable AirSpeed backpanel features tensioned mesh for