Description This window and door safety lock which is made of ABS material for durable and practical use. Designed for child safety, prevent children from injuring hands or fingers by closing door or window. Easy to install. It can be used in home, office, school and other places. Features - Color: White - Material: ABS - Size: 4.80X4.80X0.70cm/1.89X1.89X0.28in - Sliding window and door locks can be easily applied to give children a safe environment. - Effectively reduce the risk of kids, old and pets falling from heights, guard against robbery or theft. - It can be used for the window in home, office, school and any places you can want to use. - No punching installation, no punching, easy replacement, no other tool installation. - Made of durable ABS material for long-lasting use, not easy to deform or break. Sliding window and door locks can be easily applied to give children a safe environment. Effectively reduce the risk of kids, old and pets falling from heights, guard against robbery or theft. It can be used for the window in home, office, school and any places you can want to use. No punching installation, no punching, easy replacement, no other tool installation. Made of durable ABS material for long-lasting use, not easy to deform or break.