The key to higher jumps is to be able to push off the floor with your legs. Train your Core muscles to become stronger and explode your jumps. Train your core, thighs Quads, Ham Strings, abs, gluteal butt, hips and hip flexor. No bulky muscles, just tone and firm and train your quick quick twitch muscles and your jumps will be higher, better form and balance and a smooth landing. Distributed by Tubemogul.