Cobra AIR-X Combo Iron Set (Right-Handed)Cobra AIR X Combo Iron Set The AIR X combo set features 2 hybrids and 5 irons with lightweight designs to promote great feel, and effortless speed for the smoothest swing tempos. Hybrids replace long irons in the set to promote better gapping and more forgiveness on longer approach shots. Combo Make Up The AIR X combo set features 2 hybrids and 5 irons with lightweight designs to promote great feel, and effortless speed for the smoothest swing tempos.