The quality materials used in the construction of this window blocker lock durability and reliability. It is made to withstand daily use and provides protection for babies and young children. The blends seamlessly with any window or door, maintaining the aesthetics of your home while ensuring safety. Features - Color: Assorted Color -Material:PP - Size: 8.00X8.00X0.20cm/3.14X3.14X0.08in - Convenient adhesive design, with compact size and light weight, this sliding window safety lock for your baby is easy to apply and install. - Sliding locks can restrict or block completely to prevent children or pets from opening the door. - This lock is designed for baby, toddlers, children and some special adult demands, easy to fix and use. - Prevent children from opening doors and windows by mistake, provide your home more security. - One-handed sliding glass door lock, the door can be locked simply by lifting both wings, not easy to fall or deform. Package list: 4 x sliding window lock