Description This item is a treadmill security key, adoption of good material. This safety key can stop the running machine quickly, and it is a good helper for ensuring your safety while using your treadmill. Easy to use and operate, it is suitable for gym and home use. Features -Color:Red -Material:Plastic,Alloy,Rope -Size(clip):5.20X2.90X2.80cm/2.04X1.14X1.10in -Size(ring):3.00X3.00X2.00cm/1.18X1.18X0.79in -When used, the safety lock is placed in groove of the panel and the other end is on 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 gift for yourself, family, friends, co-workers, treadmill users, and people in need. -And it is equipped with a special design, which is easy for you to install it, and you can have a safe fitness with this safety key. When used, the safety lock is placed in groove of the panel and the other end is on 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 gift for yourself, family, friends, co-workers, treadmill users, and people in need. And it is equipped with a special design, which is easy for you to install it, and you can have a safe fitness with this safety key.