This is Super Micro-mini macramé cord. This product is braided nylon monofilament thread (size B). This product is great for bead crochet, micro macramé, bead embroidery, bead weaving etc. Great for bead and fiber projects using 15/0 & 11/0 seed beads. We currently have 8 colors available. Approx. 287 yds per spool