<p> Package include: <br> <br> 12 x 1.75/2.25 kids bike inner tube, 3 x Tire Levers. <br> <br> Specification: <br> <br> 12'' x 1.75/2.15 Stroller Replacement Front Tubes: Fit most baby strollers and kid bikes on the market with 12’’ are between 1.75’’ to 2.15’’ wide, like Bob Revolution (PRO/Flex/SE), RoyalBaby, Schwinn Elm/Koen, Dynacraft, JOYSTAR and COEWSKE, Graco FastAction Fold, Graco Click/Go Jogging, Baby trend Expedition, Burley Solstice Jogging Stroller, Joovy Zoom 360 – guaranteed fit! <br> ADDS COMFORT TO YOUR BABY’S RIDE: With thick butyl rubber that absorbs shocks (4X thicker than other brands), your baby won’t feel the bumps and hollows because the stroller will glide along, protecting the loving one from the force. Now that’s comfortable. <br><br></p>