Disclosed herein is a superelastic alloy comprising tin, in an amount of between 1 at. % and 8 at. %, niobium, in an amount of between 1 at. % and 10 at. % and iron, in an amount of between 0.5 at. % and 3 at. %. The alloy may also optionally comprise oxygen, in an amount of between 0 and 2 at. % and zirconium, in an amount of between 0 and 10 at. %. The balance of the alloy composition is titanium and unavoidable impurities.