Adjustable Height: Customize the floor door stopper to fit door gaps ranging from 5-20mm, catering to various door types on the market. Durable Zinc Alloy: Crafted from rust-proof and corrosion-resistant zinc alloy, ensuring long-lasting reliability against daily wear and tear. Instant Door Lock: Effortlessly secure doors with a strong, silent locking mechanism for effective protection without disrupting household peace. Easy Installation: Utilize self-adhesive stickers for hassle-free setup without drilling holes; opt for screws on uneven surfaces for added stability. Versatile Protection: Protect walls and doors in any room, including bathrooms and bedrooms, enhancing home aesthetics while preventing damage. Description: This adjustable floor door stopper is designed to fit door gaps ranging from 5-20mm, making it suitable for most door types available. Crafted from durable zinc alloy, this door stopper is resistant to rust and corrosion, ensuring long-lasting reliability. Its strong and effective design allows for instant door locking with a good silent effect, ideal for maintaining peace at home. Easy to install with self-adhesive stickers, no drilling is required, and screws can be used for uneven surfaces. Use this door stopper in your bathroom, bedroom, or any room to protect walls and doors effectively. Item Name: Door Stopper Material: Zinc Alloy Style: Modern And Simple Features: Heavy Duty, Anti-collision, Easy to Install Size Details: Bottom Diameter: 6.2cm/2.44" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Door Stopper 1 x Adhesive 5 x Screws 3 x Expansion Nails 1 x Hexagonal Wrench