Merino wool and silk blend. Includes 300 yards, uncut. Equal to 10 skeins but priced less than buying 10 individual skeins.. Color is #40 Caviar, a warm charcoal grey with a shadow of very dark olive green, overall reads practically black. Half hank is uncut and suitable for knitting, crochet and needlepoint. Dye Lot may be different than picture.