Hand dyed in small batches on a soft and practical base of superwash merino wool, Rios is an amazingly versatile yarn you'll use again and again. Rios is available in a rainbow of semi-solid and beautifully variegated colors. Machine washable, gentle cycle, cold water, dry flat Worsted, 4 ply, 210 yards ( 192 m)100 grams, gauge 18.0 to 22.0 sts = 4 inches, Needles US 6 - 8 or 4 - 5mm. Malabrigo Rios is produced in dye lots of ten skeins. Any order of more than ten skeins will be of mixed dye lots.