Wonder Clips are a great alternative to pins, especially when working with vinyls, laminated fabrics, and heavy weight fabrics. They open wide and have flat backs for easy feeding up to the presser foot. Holds layered sections of sewing projects such as handle connectors to handbags, piping, even quilt bindings while sewing, without distortion. Wonder Clips by Clover, includes 50 clips about 1" long and 3/8" wide, and have a 1/8" guide scale imprinted on the inside 3/8" of the bottom of the clip.