Come and see our amazing products. Fitness elastic rods Fitness training vibrator rods are made of rubber and fiberglass, which are very elastic. In the process of using the vibrating rod to exercise, the rod will generate a specific amplitude, so that the deep trunk muscles, abdominal muscles, shoulder muscles and back core muscles are in a tight state and are constantly stimulated. Our fitness bar has a special elastic structure, which acts on the deep muscles of our body at a frequency of up to 8hz, and vibrates at a high frequency, so that the muscles of your whole body will be vibrated in a short time. Achieve the best fat burning heart rate and achieve the effect of fat burning and fat reduction. Its size is 64.2x10.4x2.4 inches. Pls confirm with us about the packing info, stock color and exact production time before placing your order.