For use on hinged door where the installation of a standard door stop is not desirable Durable and Secure: Rubber tips are designed to stop doors of all types without causing damage to your walls or doors. Will not break easily. Easy to Install. Simply pull the hinge pin from on of your door hinges, slide the pin into the door stop and then back into the hinge. Hinge pin Polished Chrome door stopper, adjustable deluxe heavy duty door stopper 2 and 1/2 inch x 1 and 3/4 inch, with white rubber bumper tips