This item is well made of premium aluminium alloy for durable and practical use. It can be used in the kitchen, toilet, door or other place. This aim is for stabler fixation, durable in use. Add additional door locks to protect you and prevent unauthorized entry. Child-proof door guards give your family more protection, which is also a gift to the family. Features - Material: Aluminum alloy. - Size: About 7.5x6.5x3.5cm/ 2.95x2.55x1.38 inch. - Made of aluminum alloy for long lasting use. - Easy to install and fast dismantle. It has a long service life. - You can use it to protect young kids' safety. - Help to provide a smooth door closing action. - Smoothly opening and closing, it has low noise.