Powerful Magnetic Hold: Equipped with a robust double-magnet mechanism, this door stopper ensures a secure grip, holding heavy doors firmly in place. Zinc Alloy Construction: Crafted from high-quality solid zinc alloy, our door stopper withstands daily wear and resists deformation. Wall and Door Protection: This door stopper serves as an effective buffer, preventing door handles from hitting and damaging walls. Supports door gaps up to 22 mm, offering reliable performance and durability in various settings, from homes to offices. Easy Installation Options: Install this door stopper effortlessly with the provided strong double-sided adhesive or use the included screws for a more permanent installation. This door stopper is designed to prevent accidental door slamming and unwanted movements, making it ideal for household environments. It reduces noise and protects surfaces, ensuring peace and safety in homes with children or pets. The installation methods cater to different user preferences and requirements, making it a versatile choice for any space. Color: Black Material: Zinc Alloy Package Contents: 1*punch-free door suction anti-collision door stop set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.