There are two installation methods: punch-free and punching. The punch-free method helps protect home decor, while the punching method enhances stability. The two-hole design allows the use of two screws to securely fix the door stopper for improved durability. The door stopper features a built-in anti-collision rubber design that provides a cushioning effect and helps prevent it from falling. Made from high-quality stainless steel and rubber, the door stopper is resistant to rust and corrosion. Product dimensions: - Length: 75mm / 2.95" (Approx.) - Base Diameter: 40mm / 1.57" (Approx.) - Head Diameter: 16mm / 0.63" (Approx.) Suitable for use in various rooms including toilet, kitchen, bathroom, washroom, bedroom, office, and hotel. Item Name: Door Stopper Material: Stainless Steel, Rubber Installation Methods: Punching, Punch-free Features: Stable, Dual Installation Methods, Anti-Collision Note: Due to lighting and screen setting differences, the item's color may vary slightly from the images. Slight dimensional variations may occur due to manual measurement. Package Includes: 1 x Door Stopper