Description:Sturdy & Durable: The door stopper is made of zinc alloy material, which is strong and durable. This sturdy structure has high hardness and is difficult to deform. The nickel-plated brushed surface effectively prevents rust and corrosion.No Slip Rubber Tip: The rubber tip increases the friction with the ground. Therefore, the flip-down door stop with a rubber tip can easily fix the door at any angle, reducing the noise when closing the door.Easy To Use: Thanks to its internal spring, the kick-down door stops just step on it for quick release, no need for manual lifting. Door stoppers for the bottom of the door, no need to bend down and operate by hand, super convenient.Simple Install & Application: The door stop door mounted comes with installation screws, just need a screwdriver and finish the installation in minutes.