Mary Maxim Y083-302 Natural Alpaca Tweed Yarn (Thistle) Weight: 4 Worsted Gauge: 18 sts. and 24 rows to 4" (10.16 cm). Ball Weight: 3.5 oz (100 g), Yarn Length: 262 yds (239.572 m). Suggested Knitting Needle Size: 8 (5 mm). Fiber Content: 77% Acrylic, 20% Wool, 3% Viscose. Care Instructions: Handwash, cool water and lay flat to dry.