RED HEART-Boutique Ribbons. The newest ruffle yarn with a touch of metallic. It is super easy to use and one ball makes an amazing scarf. Weight category: 6. Content: 75-percent acrylic 25-percent polyester 3.5oz/100g 42yd/38m. Gauge: Knit: 12st x 10r = 4in/10cm on US8/5mm needles Crochet: 8sc x 10r = 4in/10cm on J10/6mm hook. Care: Hand wash gently in cold water lay flat to dry do not bleach do not iron may be dry cleaned with any solvent except trichloethylene. Imported.