Easy to Use:The door stoppers just step on it for instant release, no manual lifting.They are door stops for bottom of door, you don't have to bend down and operate with your hands every time. Door holder will attach to the door and can be engaged and disengaged with one foot. Innovative Design:This security door stop is designed for all doors and made of non-slip rubber and high quality materials. Just make sure door stopper contacts the floor in the right places when you start to install. With foot operated design, you can stop the door whenever and any angle of the door. Solid Grip:The metal door stopper can sticks to all surfaces- hardwoods, concrete, tile, carpets. Suitable for various of places such as commercial door stop,garage door stopper and most household doors ect. The step door stop is a great assistant to save your time. Maximum Durability:The door holder stopper are made of high-quality materials for long and stable use. Door kickstand is enough to keep heavy door