Red Heart-Classic Crochet Thread.The perfect crochet cotton for home decor, apparel, and accessories.Size: 10.Made of 100% Mercerized Cotton.Putup: 1000yd/914m.Recommended Crochet Hook US 7/1.5mm, recommended knitting needles US0-1/2-2.25mm.Dyelotted: we try but are not always able to match dyelots.Care: Machine wash gentle, do not bleach, dry flat.Comes in a variety of colours.Each sold separately.Imported.