1. USB charging: built-in Li-ion battery rechargeable by USB and USB cable included, which not only reduces the cost of frequent battery replacement, but also protects the environment. The intensity...

Product information: Material: Nylon zinc alloy Applicable: Scene fitness equipment, fitness and fitness, sports trends Specification: 5.1 meter multi section door buckle Packing list:Tension Rope*1

Overview: All in one back stretcher, posture corrector and lumbar support. Designed to make stretching your back easy, safe, comfortable and enjoyable, it is a preventive care device for your...