This light weight, pack utilizes the AdativeFit system to conform to the runner! The VaporAir’s little brother has a game changing fit and contours to your form, regardless of change to your shape or size.
Features: • 4L storage • Front pockets fit bottles and flasks up to 22oz • Breathable, chafe-free materials
Specifications: • Equipped with a 1.5L bladder with quick-release valve • Reflective hits for 360-degree visibility