2012 Goft Digest Hot List Silver Winner: Nike VR_S Super Game-Improvement Iron Set Every utility-inspired Mashie club features Gliderail Technology, making it easy to hit, versatile and very forgiving. Optimized for distance, forgiveness and versatility, the Mashie set is ideal for beginners and players looking to score better with the benefits of super game-improvement clubs. A blend of large cavity-back irons and incredibly accurate wedges, all Mashie clubs feature Gliderail Technology on the sole for measurably less turf drag and increased lift and speed at impact from any lie.