This product is a treadmill magnet safety key,made of ABS and magnetmaterial, high-quality and durable. It can effectivelyensure the safety of treadmill users. Convenient and easy to use and store. Suitable for home and gym use. Choose one for you. Features -Color: Black, Red-Material: ABS, Magnet-Size: 102.00X2.50X2.50cm/40.09X0.98X0.98in-Made of high-quality ABS and magnet material, durable and practical for long-lasting use.-When used, the safety lock is placed in the groove of the panel and the other end is clipped on the clothes, which is convenient to operate.-It can be used as an emergency stop switch for treadmill safety, suitable for professional and personal use.-Lightweight and portable, which is more convenient to store and use, and you can take it when you go to the gym.-A good gift for yourself, family, friends, co-workers, treadmill users, and people in need.Packing list: 1 x Treadmill Safety Key