This is a race hydration backpack streamlined to go super light and almost invisible on your back.
Features:
       Features:
- Weighs only 309g (0.68lbs) excludes bladder weight
 - NDM* 4-point harness for a 100% bounce free fit
 - Stretch support harness
 - 1.5 liter Elite* hydration bladder
 - Water resistant phone pocket at the back
 - Total number of pockets 2