Gregory Gregory Quick Disconnect Kit Backpack | Travel Backpack from Gregory Mountain Products | Inline hose quick-disconnect coupling for easy refills without having to un-thread the hose from the shoulder harness.Inline hose quick-disconnect coupling for easy refills without having to un-thread the hose from the shoulder harness.Quick disconnect couplingInstructions: Cut hose and insert coupling between the reservoir and Bite valve allowing removal without having to un-thread the hose from the shoulder harness.37.5" / 95.25 cm length of 0.25" / 0.635 cm inner diameter insulated hose• Weight: 0.14 lbs.Body Dimensions: 9.3" x 4.0" x 1.4"