Package Including:
2 X Inner Tube,
2 X Red Stem Valve caps,
2 X Black Stem Valve caps,
1X valve core wrench,
5 X brass Valve Stem Cores ,
6 X Self-Adhesive Round Patches,
1 X Metal Cleaning Rasp
Size: 16x3.0 inner tube, Fit 12" Rim, also fit tire sizes : 16x3.00, 16x3.25, 16x3.50 Compatible for E-Bikes Electric Scooters Mopeds Kids BikesUnicycles and Folding Bikes

Material: Made of high quality rubber, thick material
Please inflate it and put it in the water to check for damage before installation. Don't over-inflate and overload riding, otherwise the tire and tude will blow out due to incorrect use