"MousseMotorcross, Enduro Anti-puncture mousse insert used by top MX racers, designed exclusively for o¡-road competition.Designed exclusively for o£-road competition, the mousse insert replaces the inner tubeMade up of a honeycomb structureDesigned to avoid tyre deflation in case of puncture caused by perforation, shocks or pinchingExtraordinay durability and resistance to use under hard circumstancesSpecial mousse grease included in box For Rim Size: 18""Tube Fits Tire Size: 140/80-18Type: OffroadMounting Position: RearUnits: EachProduct Name: Mousse"