1. Adjustable design: The door wedge stopper stands 3 inches (75 mm) , featuring a springloaded hinge that allows height adjustment to fit any door gap from 0.5 to 3 inches. Unlike most short door hinges that let doors slide over easily, this adjustable stop is tall enough to work . 2. Large, strong construction: Made of stainless steel with heavyduty electroplating for unmatched strength and durability. Its robust design acts as a powerful barrier against violent door swings, making it a reliable choice for room protection. 3. Nonslip design for stability: The wedgeshaped and bottom are lined with soft, durable rubber for a secure grip on both the floor and door. For performance, ensure the floor is clean and wipe it regularly. 4. Versatile applications: This door stop provides a quick, effortless solution without installation hassle. It is for homes, heavy business doors, metal doors, double doors, and security doors. Simple yet effective, it suits corporate environments, schools, public spaces, and living areas.