The Thule Rail Hydration 18L Backpack is a top-notch bike pack for long rides and grueling ascents. Store an extra layer in the front shove-it pocket and easily access protein bars and a phone in the lower back jersey pockets. And when the going gets tough, the hands-free ReTrakt magnetic hose system is there to quench thy thirst.

Nylon

9.45 x 9.45 x 18.11 in

2.5L HydraPak Reservoir – Slide closure and locking bite valve prevent leaks.

ReTrakt Magnetic Hose Return System – Locate and replace hydration hose without taking your eyes off the trail.

Spare Battery Pocket

Front Shove-it Pocket

Lower Back Jersey Pockets

Dual Front Pockets

Integrated CE-Certified Level 1 Koroyd Back Protection

Superior Stability for Aggressive Downhill Riding and Jumping with a Secure Fit

Rain Cover

Reflective Details and Light Attachment Loop

Spacer Mesh Back Panel