Finca Mouline Embroidery Floss. 100% extra-long staple Egyptian Cotton, mercerized for strength, colorfast, bleachfast* and shrinkfast. For all types of hand stitchery including embroidery, cross-stitch, needlepoint, petit point, Hardanger, Swedish/huck weaving and more. 6-ply, divisible. *All colors are Bleachfast except 1163, 1166, 3802, 3810, & 3822. These colors are colorfast and runfast.