DMC-EDI: Pearl Cotton Balls. These balls of highly mercerized cotton are lustrous, non-divisible and made of 100% cotton. Perfect for Cross Stitching, Needlepoint and Embroidery on a wide variety of fabrics when a rich raised pattern is desired and for the finest of crocheted lace. Size 12. Length: 141yd (129m). Imported.,1 Pack of 1 Piece