The of drinking water means that almost all bottles become professional drinking water hydration reservoir system under simple steps. Compatible with plumbing conversion device, you can drink water without having to take the bottle out of your backpack. The drinking water pipe adopts food grade TPU polyether, and the inner tube adopts food grade PE material. In line with the tap ergonomic, pulling 90 degrees to it to suck in water. Suitable for trekking, fishing, climbing, hiking, hunting, rafting, canoeing, boating, kayaking, etc. Hose Length: 90cm / 35.4inch Pouch Size: 18.5 x 16cm / 7.2 x 6.2inch Weight: 76.5g / 2.6oz Color:As Shown Material:TPU Package Contents: 1 * Water Bottle Hose Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.