Nike Mens Air Max Alpha Trainer 6Nike Mens Air Max Alpha Trainer 6 The Air Max Alpha Trainer 6 brings sturdiness and comfort, the best of both worlds, to your toughest workouts. A flat, wide base helps keep you from sinking, so you can set and hit your goals. The robust heel, boosted by visible "performance Air" cushioning, offers dependable stability when digging deep for one more rep. The more supportive the shoe, the more stability it can give to your stance. A combination of