General description The Pieces Door Stopper is designed to prevent doors from slamming while providing a silent and shockproof experience. Made from durable zinc alloy and rubber, this door stopper is rustproof and built to last. It effectively protects doors, windows, locks, walls, and glass from damage, ensuring a peaceful environment. Technical specifications Material: Zinc alloy and rubber Door Stopper dimensions: 13 x 4 x 2.2 cm Screw dimensions: 2.4 x 0.8 cm Installation Position the triangular door stopper at the desired height behind the door. Drill three pilot holes in the door. Tighten the screws to secure the door stopper in place. Usage Helps keep doors open while maintaining airflow. Reduces noise generated by swinging doors. Other information Package includes: 2 Door Stoppers and 6 Screws. Note: Color may vary slightly due to lighting and screen settings. Allow for 1-2mm measurement errors due to manual measurement.