XIANQI Security Window Lock, Window Security Door Lock With Key Material Made of high quality material, able to withstand higher pressure, not easy to damage. Excellent Safety High quality choke cable for added safety, health and safety at home and baby / child safety. Widely Used Ideal for PVC, aluminum, wood, composite doors and windows. Use on double hung, casement and slide windows; balcony doors, guest bedroom doors, etc. When the cable is in place, the distance that the window can open is limited. Using the wrench, you can remove the cable from one end and fully open the window.New shape, smooth line, can bend at willUnique locking core, greatly increased the security of the door lock. color: White Size: about 20.5cm long, the maximum limit of the window lock is about 15cm (depending on the installation location) Delivery Quantity: 1 Piece