DescriptionQuiet door closer is designed to reduce frictional vibration and noise when close the door , and extend the service life of door. Made of silicone material, durable, a simple design, but it is very useful and practical.When not in use, anti door slam pad is convenient to hang on the doorknob.Features-Color: Green Grey -Material:Silicone -Size:24.00X8.00X0.20cm/9.43X3.14X0.08in - Designed to fit on different shaped door knobs, you can also put them on outdoor/indoor door knobs. - Door latch covers are equipped with straps, ensures the adaptability, keep the door tightly shut. - Easy to install, door slam preventer can be easily applied to your doorknob of the door. - Door latch covers prevent the door locked accidentally. When not in use, convenient to be hung on the doorknob. - The door slam preventer can be available use in school, office, home, restaurant, bookstore, library and so on.