Enhance the security and energy efficiency of your home or commercial space with these self-closing door hinges. Crafted with robust tension springs, these hinges ensure doors automatically close, reducing heat loss and providing an added layer of protection. The adjustable tension allows for customized control over the closing speed, accommodating various door sizes and weights for optimal performance.These 4-inch by 4-inch hinges feature a 5/8-inch radius and rounded corners, combining functionality with a sleek design. Constructed from durable steel with a satin chrome finish, they offer exceptional strength and resilience for both indoor and outdoor applications, including garage or workshop doors. The rounded corners and satin chrome finish provide a refined aesthetic that complements a variety of decor styles.This convenient 2-pack is ideal for exterior doors, a consistent and reliable self-closing action. Maintaining proper door alignment, these hinges contribute to enhanced security and energy savings by minimizing gaps. Enjoy peace of mind knowing your doors are securely closed, improving safety and reducing energy consumption with this essential hardware upgrade.