S4 (single #4) is made with yarns and ribbons is shades of Green. I have used gold cuffs to add contrast. It measures around 13 inches. Use the attached loop to hook into your own hair or add a clip. This single and removable hair extension is a great way to jazz up your do. Wear it for everyday fun to add a splash of color to your wardrobe. Made with various yarns, ribbons, charms and fabrics, you can change your style without much fuss. Adding one or more hair wraps can make your hair look fuller and have more interest.