Slay the dragon with the inflatable medieval sword. This knights sword is great for a medieval party. The sword measures 25" long when it is inflated and works great to slay the dragon. The medieval inflatable sword is 25" long and a great item for pretend play. This inflatable sword has the look of a knight's sword. So be ready to slay the dragon and save the princess once you have this fun sword. Be sure to securely plug the valve to avoid leaking.