This is Turino by Pro Lana. It uses extra fine merino wool, making it a soft yarn. The color is 737. This is a fashionable sock yarn. If you're interested, please take a look! Thickness: 4ply (4-ply) Weight: 100g Length: 420m Composition: 75% Wool (Extra Fine Merino), 25% Polyamide (Nylon) Needle size: 2.5 - 3.0 mm Gauge: 10cm x 10cm = 30 stitches, 42 rows Washing instructions: Machine wash at up to 40°C Estimated usage: 1 ball makes one pair of men's socks If the total weight of the yarn purchased is up to 150g, it will be compressed to a thickness of 3cm or less for shipping.