Bernat Puff Ball Holidays Christmas Yarn. This eye lash novelty yarn is featured in fantastic shades for fantastic projects. Quick to knit and crochet into soft, lush fabric. Weight category: 5. Solids: 100% polyester, 3.5oz/100g, 129yds/118m. Multi-colored: 100% polyester, 3.5oz/100g, 129yds/118m. Gauge: knit: 14stx17r=4in/10cm on size U.S.9/5.5mm needles, crochet: 11scx12r=4in/10cm on K10.5/5.5mm hook. Care: Handwash, dry flat, do not bleach, do not iron, do not dry clean. Imported.