Patterns ByAnnie 4 Yards of 16mm #4.5 Zipper Chain and 16 Ex-Large Robin Egg Dress and skirt zippers Carried by most local stores are too small. The #4.5 size is just the Right size for purses, bags, and totes Unlike zippers with Chunky, molded polyester teeth, these handbag zippers are soft and flexible, making them easy to Sew through. (No more broken needles!) The nylon coil is strong and durable zip after zip