The Zion 2 is the first shoe to feature our new larger Air Strobel unit in the heel, giving plenty of springy, responsive support when you need it. Responsive Cushioning Zoom Air in the forefoot provides lightweight cushioning, on and off the court. Stay Contained Reinforced sidewalls wrap your foot and keep you from slipping around inside your shoe. The new forefoot strap lets you harness your full mobility without sacrificing any movement to slide. More Details Zion signature on the tongue and on the outsole. Strap over laces for a secure fit.