Ping i540 Golf Irons For golfers in search of more speed and distance with stopping power, the i540 Players Distance iron is packed with score-lowering innovations for consistent, predictable shot making. Tungsten weighting and a faster forged face will help you fly the ball higher and farther, stopping it close. A patent-pending air-pocket technology helps improve sound and feel in the multi-material design. Available 4-9, PW, UW. Technology• Tungsten weighting in the 4 to 7 irons lowers the CG of the i540 irons for increasedball speed, higher launch and more stopping power• The i540 iron features a forged, variable-thickness maraging-steel face that is 9%thinner for more flexing, faster ball speed, more distance and higher max height• inR-Air Technology (internal airbag) in the i540 iron creates a more desirable soundand feel at impact• i-Beam Technology adds structural support and contributes to the improved soundand feel with the i540 iron Find out more - visit PING website.