Made from plastic materials, this air pump nozzle is and light weight, can be put into your travelling bag and home tool box. Can be used repeatedly, not easy to damage. Select a nozzle of appropriate size to install on the air pump, and then inflate the object, very convenient. Features -Color:Black -Material:Plastic -Size:14.00X6.00X4.50cm/5.50X2.36X1.77in -Size:round mouth nozzle upper inner diameter: 1.7cm, round mouth nozzle lower inner diameter:2.8cm -Note:Small pointed mouth, suitable for swimming rings;Large pointed mouth; suitable for swimming rings;Large round mouth: suitable for rubber boats - The installation of this air bed pump nozzle is easy and quick, very convenient and practical to use. - Practical air pump attachment nozzle can be used repeatedly, not easy to deform or break, for long time using. - Fast inflation, the plastic nozzles for air pump time and labor, improve work efficiency. - Air bed pump nozzle is made of plastic materials and with sturdy structure, bring you satisfying using feeling. - Equipped with nozzle, can adapt to different inflating , fit your demands. Package list: 1 x plastic pump nozzle