Wonder Clips #3155 10 Pcs The Wonder Clips are a great alternative to pins, especially when working with heavy weight fabrics, piles and vinyls. It can hold layered sections of sewing projects such as handle connectors to handbags and piping without distortion. Holds quilt binding while sewing and it"s easy-to-see and easy-to-find when dropped on the floor! Works well with sergers.