Exceptionally beautiful Pearl Cotton, Hand-Dyed in Lead-Free Dyes and Guaranteed Colorfast for any Embroidery, Quilting, AppliquÃ©, Crochet, Punchneedle, Rug-Hooking, Thread Embellishment project. Find here Pearl Cotton in three sizes (5, 8 and 12), in stunning single colors or Designer Collections. Size 12 (the finest) - For: patterns where you want a finer thread for more definition, in Embroidery, Stitching, Quilting, Crochet, Punchneedle, heavier Tatting. Size 8 (medium weight) - For: Stitching, Hand Quilting, AppliquÃ©, Crochet, heavier Punchneedle, Rug-Hooking, Bobbin Work. Size 5 (heavy) - For: Stitching, Quilting, Bobbin Work, Crochet, Rug-Hooking, Tassel and Fringe-Making.