Opal Wirbelwind is a vibrant self-patterning 4-ply yarn made from 75% superwash virgin wool and 25% polyamide. Each 100g ball offers 425 meters of durable, soft yarn ideal for socks, shawls, and lightweight garments. The playful color transitions create unique stripes as you knit. Machine washable up to 40°C, perfect for everyday wear.