Good Material: Made of high quality Metal with nylon rollers, sturdy, durable, not easy to rust and wear. The surface is smooth and will not scratch your skin. Unique Design: Pulley design for a smooth glide, to provide a simple and effective way to absorb the door quietly and tightly. A good replacement for the old or broken door locks. Easy to install: Double roll door catches for fast install and easy use, even if you never have experience, understand immediately. Just drill pilot holes and gently tightened the screws by a Phillips screwdriver. Wide Application: These roller door catches are typically used on various kinds of furniture, such as cabinet doors, dressers, kitchen cupboard, closet, lockers, wardrobe doors,etc. Suitable for using in homes, offices and stores.