Content:80% Merino Superwash Wool / 20% Nylon Length/Weight:354 m ( 387 yds) /100 g (3.53 oz.) Gauge:26-32 sts = 4″ (10 cm) on US 1-4/2.5-3.5 mm Knitting Weight:Fingering (Sock) Artfil’s BELLE is the perfect sock blend with 80% superwashed merino wool and 20% Nylon; featuring unusual two-steps twist, it is an 8-ply fingering weight yarn with generous 387 yards per skein. Hand or machine washable (gentle cycle only) in cold water. Do not bleach or use Ph changing softeners. Dry Flat.