Note: The only style we sell is right-handed medium (red) strength tubing. The GolfGym PowerSwing Trainer is designed to create the âfeelâ of the proper golf swing under resistance. The ProPerfect Training Grip sets your grip properly and the Personal Resistance PowerCord will add resistance throughout your complete golf swing. The instruction booklet and DVD feature golf specific exercises for full swing rotator cuff shoulders and torso. This is a must have product for every golfer!"