Perfect Protection: IWILCS door stoppers are thickened with rubber to cushion door impact sounds, and their elastic rebound effectively eliminates collision noise. Protects doors, handles, and walls from damage, extending their lifespan. Easy Installation: These floor-mounted door stoppers require no screws or drilling. Simply peel off the protective film and stick them in your desired location. Their simple rotation mechanism allows for easy removal without leaving residue. High Quality: Crafted from premium stainless steel, these door stoppers feature a pre-set soft plastic buffer for optimal cushioning. Design: With a modern aesthetic, these self-adhesive floor door stoppers seamlessly blend into any home, apartment, or office decor. Versatility: The contemporary design of these floor decal door stoppers integrates beautifully into any room. Suitable for all homes, schools, or offices, and ideal for heavy doors, glass doors, balcony doors, or window frames. Product Information: Quantity: 4 Dimensions: 45 x 28 mm Color: Silver Material: Stainless Steel, 3M Adhesive Strength Resistance: Unlike typical cylindrical door stoppers, our semi-circular design better distributes weight. Double Guarantee: Can be secured with both screws and adhesive. Install with adhesive only if you prefer not to damage your floor. Stylish and Beautiful: The metal construction not only provides solid quality but also offers a polished finish. They are versatile and can be placed anywhere. Installation Instructions (English not guaranteed): 1. Determine the installation location and prepare for drilling. 2. Position the door stopper correctly and prepare to install screws. 3. If you wish to avoid damaging the floor, apply adhesive directly to the floor and then secure the door stopper with the adhesive.