[Easy To Install]Within few steps, no tools needed, no drilling needed, you can easily install this lock. Simply stick them on a clean and dustless surface. [Well-Designed]Simple, generous, exquisite and modern design is suitable for most modern familes. Suitable on various sufaces including wooden, ceramic, glass and so on. [Safe Material] It's also designed safely and 't hurt children even if they try to open or rip the lock. []Cable is made of multi-strand steel wire, tough and durable. Strong Adhesive makes the lock 't fall off easily. [Many Applications]Suitable for various types of furniture, such as doors and windows, refrigerators, wardrobes, TV cabinets, etc. Use it to keep your children's safety! Function:Security lock Item Type:Cabinet Locks & Straps window protection:window safety lock window lock child protection:window stop size:Base size 5.4x3.8cm, rope length 18cm Material:ABS+stainless steel colour:Black Package Contents: 3 x Window locks (with glue) 6 x keys 3 x Nail-free glue Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.