Cheer up a recovering loved one or a buddy with this 35cm (Air-Fill) Get Well Rainbow Foil Balloon. This good quality Kaleidoscope mylar foil balloon is the ideal gift for sharing your best wishes. This balloon includes a self-sealing valve, preventing the gas from escaping after it's inflated. The balloon can be inflated with a balloon air inflator or air only. Helium is not suitable. Balloon arrives uninflated.