PREMIER YARNS-Deborah Norville Collection Serenity Sock Yarn. A combination of super-wash Merino wool; nylon and soft bamboo. Projects maintain their drape and softness through machine washing and drying. Perfect for socks; but you'll love this yarn for shawls; baby blankets and sweaters; too! Weight category: 1; 50% Merino Wool/25% Bamboo/25% Nylon; 1.76oz/50g and 230yd/210m. Recommended knitting needles: 1(2.25mm); 2(2.75mm) and 3(3.25mm); recommended crochet hooks: B1(2.25mm); C2(2.5mm); D3(3mm) and E4(3.5mm). Care: Machine wash gentle; tumble dry low; do not bleach; do not iron; do not dry clean. Imported.