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

Description:100% Brand new and high quality Small size， simple structure， easy to install，you can carry it with you everywhere.Flow big ， it is not prone to clogging， long lifeSafe， reliable， high-tech polyiodides filter can thoroughly kill all kinds of bacteria and virusesWild drinking straws in the opposite direction of the water， you can get qualified wound disinfection and sterilization of water.It's a kind of man does not have a water purifier is unique special featuresImprove the taste of water， filtered water taste close to the taste of mineral water， drinkable without boilingMaterial: PlasticSize: Diameter 3.6 cm， Length 20 cmCylinder diameter 2.1 cmNet Weight: 73gCapacity: 800 L / 185 gallonsColor: Blue as picturePackage Including:1 X Lifestraw Personal Survival Water Filter Purification1 X User manual