Silk Lace80 Merino/20 Silk 960 yards per 100 gramsKnitting Gauge: 33-40 sts per 4 inchesCrochet Gauge: 30-42 Double Crochet in 4 InchesRecommended Needles: US 000-1 (1.5-2.25 mm)Recommended Hook:1.6-2.25 mm