721510: • Air Flow Contact System offers perfect back ventilation
• Attachment System for: helmet (XC, full face), protection gear (stowable)
• Tool compartment (separate, quick access)
• Accommodates hydration Systems up to 2L (not included)

721510-01:
   - EVOC, Stage 18, Hydration Bag, Volume: 18L, Bladder: Not included, Black
721510-02:
   - EVOC, Stage 18, Hydration Bag, Volume: 18L, Bladder: Not included, Denim
721510-03:
   - EVOC, Stage 18, Hydration Bag, Volume: 18L, Bladder: Not included, Stone