2mm Rattail Cord Chinese/China Knot Rat-Tail Jewelry BraidUse this cord for tassels, wrapping rings, micro-macrame and/or threading those beads whose holes were too small for the other cord. You can also use it to make a really small, delicate Chinese knot or use it to accent other knots. Size : Round 2mm  (approx. 1/16")Material: 100% Nylon/Polyester