Premier Yarns-Deborah Norville Serenity Active Yarn. Designed for active people with busy lives! Finished garments in this yarn wick moisture from the body, regulate body temperature and repel dirt & odors. Durable, long-lasting yarn that will stand up to your busy, active life! Weight category: 6. Content: 70% Polyester/30% Acrylic. Putup: 4.9oz/140g, 84yd/77m. Gauge: 8sts12r = 4in/10cm on size US15/10mm knitting needles. Suggested crochet hook size USq/16mm. Dyelotted: we try but are not always able to match dyelots. Care: Machine washable and dryer safe, do not bleach, do not iron and do not dry clean. Comes in a variety of colors, each sold separately. Imported.