Great Package: 20 Pieces upholstery furniture spring clips. Material: Made of iron and rubber, strong and durable, not easy to corrode. Advantage: Features 5 separate holes where screws, nails, or staples can be used to secure the springs to the frame. Multiple attachment points help prevent the springs from detaching. Durability: Offers reliable performance at a cost-effective price. Repair your furniture afably instead of replacing it. These same spring clips are used in commercial and custom furniture applications. This set of 20 upholstery spring clips meets various repair needs. Color: As shown. Size: As shown. Application: Suitable for use with seat or back springs, ideal for repairing upholstered furniture.