Features: 1.The electric scooter inner tube is replacement for Bistro, replacement for Daisy and replacement for Hannah. 2.Made of isobutylene isoprene rubber, the electric scooter inner tube has a long service life. 3.It is better in air tightness, elastic damping and aging resistance than natural rubber, which can meet your needs. 4.It is easy to install and saves your time, which can be installed on the front wheel or the rear wheel. 5.Can replace the damaged and worn tire inner tube of the original car, which can be used for retreading, repairing, upgrading, modification, etc. Specification: Item Type: Electric Scooter Inner Tube_x000D_ Material: Rubber_x000D_ Quantity: 2PCS_x000D_ Installation Position: Front Wheel or Rear Wheel_x000D_ Application: Used to replace the damaged and worn tire inner tube of the original car, which can be used for retreading, repairing, upgrading, modification, etc._x000D_ Suitable for 12in wheel scooters and vehicles, like e-Bike, Mini crosser, Mini dirt bike, Kids Bike, Balance Bicycle_x000D_ Fitments:_x000D_ Replacement for Bella_x000D_ Replacement for Betty_x000D_ Replacement for Bistro_x000D_ Replacement for Daisy_x000D_ Replacement for Hannah_x000D_ Replacement for Sweet Pea_x000D_ Replacement for Currie_x000D_ Replacement for Schwinn_x000D_ Replacement for GT_x000D_ Replacement for eZip_x000D_ Replacement for X-Treme_x000D_ Replacement for Razor MX125 Dirt Rocket Note: Before installation, put the inner tube in the water to check if it is completely sealed, if there are air bubbles, they have been damaged