HOSL Craft Clips Craft Claps Sewing Clips, Binding Clips for Quilting, Crocheting, Knitting and General Purpose - Purple- Pack of 100 (Color Maybe A Little Different Because Of Different Monitors) Perfect for sewing clips for seams, hems, piping, crochet squares and positioning patterns. They are perfect as binding clips for quilting. will not leave holes or damage materials such as vinyl or leather. Using a clamp mechanism Material: Plastic, Metal Size:1" x 5/8" x 3/8" Open width: 1/2" Package includes 100 cliips