Lang Mille Color Sock & Lace Luxe, 078 - Aqua Fiber Content: 73% Wool, 25% Nylon, 2% Polyestere; Net Weight: 100 g / 3.5 oz Yarn Weight: 1 - Super Fine/Sock; Length: 400 m / 440 yards Needle Size: 2.5-3.5 mm / 1-4 US; Gauge: 28 sts x 40 rows = 10 cm / 4 in Texture: Plied Care: Machine washable