This product is a treadmill magnet safety key, made of ABS and magnet material, durable. It can effectively ensure the safety of treadmill users. Convenient and easy to use and store. Suitable for home and gym use. Choose . Features -Color:Red -Material:ABS -Size:5.70X3.00X2.80cm/2.24X1.18X1.10in -Made of sturdy ABS and magnet material, durable and practical for use. -When used, the safety lock is placed 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 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 yourself, family, friends, co-workers, treadmill users, and people in need. Package list: 2 x Treadmill Keys