Proof 22 Color:dusty forest an optional heart rate monitor

an optional heart rate monitor is available which measures heart rate and skin temperature and includes this data in the decompression calculation

Weight 17 g

The high stretch softshell fabric blocks out the wind yet is extremely breathable at the same time

this women's backpack is hydration system compatible and features adjustable volume expansion via a height-adjustable lid flap

Another plus is the detachable shoulder strap that turns the bag into a shoulder bag when you're done with your ride

Proof 22 Color:dusty forest an optional heart rate monitorProof the name says it all! This waterproof backpack in a no frills design is a true all rounder for city, bike, trail and mountain in any weather! For smaller people or when carrying a heavier load, the comfortable Ergoshape shoulder straps and strategically placed back padding offer a stable fit even without a hip belt. Compression straps at the bottom and top help you to secure your load depending on the pack volume. The foolproof roll closure can