Ideal for Serious Boxing, MMA, Martial Arts training or simply phenomenal High Intensity Fitness workouts for the Home or Studio Numbered, Target Pads for Any Punch or Fight Combination Adjustable upper and lower shuttle makes a perfect fit for athlete heights from 5'0″ to 6'6''. Frame Construction: 11 gauge steel Proprietary composite rod arm design provides optimal strike absorption for maximum efficiency and injury The Core Home Fitness App Provides You With Free Online Training and Workout Tutorial Videos Available On Your Phone, Tablet Or Computer