Description:Easy to install on bicycle front axial screw rod Durable for use No gas required, environment friendly Down press the base for loud horn Air tube can be cut for fit size Also can be used in party or other special occasions for fun Color: Red Material: Plastic + Metal Horn Size (L x D): Approx. 20.5 x 7.5 cm / 8.1 x 3 inch Air Tube Length: Approx. 50 cm / 19.7 inch Air Press Base Height: Approx. 19 cm / 7.5 inchPackage Includes:1 x Bicycle Loud Speaker Air Horn Party Fun Horn Note: Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above. Meanwhile, please be reminded that due to lighting effects, monitor"s brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item.