Weight: #4 heavy Worsted 2-plyFiber Content: 60% Wool, 30% Silk, 10% Alpaca Yardage: 219 yards / 200 meters / 100 grams Gauge: 16 -20 inches = 4 inches Needle size: US 7 -9 / 4.5 -5 mm Care: Hand wash cold, lay flat to dry