Material: This self-closing hinge is made of sturdy material with a smooth surface, strong load-bearing capacity, wear resistance, and scratch resistance. Suitable for long-term indoor and outdoor use Design: The stainless steel spring hinge features an automatic closing design to ensure that the door can automatically close after opening without worrying about it being open or half-open. Its spring bounces outward when the door is opened, allowing the hinge to flip smoothly without getting stuck, making the opening and closing of the door easier, smoother, and quieter Quiet :Perfect for residential applications, these adjustable Self-Opening Spring Hinges are suitable for various door types. They ensure quiet and smooth door operation, enhancing comfort and safety during door use Design: This spring loaded hinge features an automatic closing design, ensuring the door closes automatically after opening, eliminating worries about a half-closed or partially open door. When opening, the spring springs outward, allowing the hinge to flip smoothly without jamming, making door opening and closing easier, smoother, and quieter Application: The spring door hinge is suitable for cabinet doors, near doors, jewelry boxes, etc., Manufacturer: PBWERIGL