Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Color: BlueMaterial: PEVACapacity: 2 LitreTube length: approx. 105cm / 41.3 inchSize: approx. 39 * 17.5cm / 15.4 * 6.9 inchNote:1. Before filling the bag， clean it with dish washing soap and water.2. Please do not fill milk， juice or wine into the bag， these drinks may do damage to the bag.Package include:1x 2L Bicycle Mouth Water Bladder Bag