Gear Montbell 30 Liters Backpacks | Cling Pack 2.5

This Specialized Pack Allows You To Use Your Trail Water Pack For Continuous Hydration. The Shoulder Harnesses And Back Have Excellent Breathability, Great For Various Outside Activities. Can Also Be Used As A Running Pack Or Attack Sack. Compatible With The 1.5L And 2.0L Trail Water Packs.