Check the listing for details. U-Shaped Adjustable Arm Trainer, Upper Body Strength Builder for Home Gym. Color: Blue, Black, Condition: New. Listed at 19.66 USD. Package Included 1* Arm Exerciser 1* English Manual Notes Please read the product manual completely before use. And pay particular attention to the safety instructions included. Before each use of the equipment, please make sure that the equipment is not abnormal before use. If damaged, please do not use it. Please warm up your arms and palms before you start working out. If you feel uncomfortable, please stop working out. This equipment is non-competitive equipment and is limited to arm strength exercises, overuse will cause physical injury. Please allow the slight color difference caused by the shooting light and 1-3cm error due to manual measurement, and make sure you do not mind before you order.