Fiber Content: 93% Wool 7% Polyamide Weight:BulkyK Gauge: 3.5 sts = 1" on US 10.5 Weight/Yardage: 50g 93 yds Merino wool is loved by knitters for its soft feel and pure white natural colour, which takes dye beautifully. This chunky yarn with a soft halo is made of 100% Merino wool, so you can wear it against your skin with confidence. Merino Aria is a quick knit on 7mm needles too, and the chainette spin means it's super light to wear.