Cleveland HB3 IronsThe Cleveland HB3 irons has advanced internal weighting and a more forgiving sole design. This is a full hybrid iron set that delivers a seamless transition from one club to the next. It inspires confidence at address and provides ideal launch trajectory for players looking to get the ball airborne The Cleveland HB3 irons are powered by the company's latest Action Ultralite graphite shafts, which are 15 grams lighter and with a lower kick point than those of their predecessors. Cleveland engineers say the new shafts will allow players to generate faster clubhead speeds and higher launches, to make these the longest hybrid set Cleveland has ever made.