Benefits : 1.slimming. 2.body shaping. 3.relieve stress. 4.Foot Rally keyed force with high elasticity made of special materials, its proper use mainly based on a combination of pedal and chain. 5.The chest can better and more comprehensive exercise muscles, particularly helpful exercise waist. 6.Moderate exercise intensity, while effectively avoiding the bombs hurt themselves and others, to make your body look more fit. 7.Its charming appearance and dazzling colors will become the new generation of fitness equipment favorite. Instructions for use : 1.Sit on the floor, stretched out his legs, two feet on the foot bodybuilding's fixed, and then use both hands to pull the handle back and forth uniform force can be healthy and strong-arm leg. 2.body straightened the two feet in the same place in a fixed foot, holding the handle with both hands and pull down hard, repeatedly, to keep fit.