Tiger Tail Wire Spool, 1 Cord--7 Thread, 0.3-0.5mm, Length:10, Gold, (0.3-0.5mm is stainless steel size 0.3mm plus the nylon wrap size 0.2mm,giving the final size of 0.5mm). Tiger tail beading wire - Nylon coated wire, will not stretch, can be knotted and tied. Per Reel.