An incredibly technical polymer tying thread with an extremely high tensile strength in relation to its tiny diameter. Suitable for tying bodies on flies that require a thread that’s both thin yet incredibly strong. In white color, it’s very easy to change the color using a permanent marker or a sharpie in a color of your choice. Three sizes available, small – medium – large.

50 meter spools, Small – 50 Denier – Medium 100 Denier – Large 150 Denier.