Pearl chenille is a strong and dense fly-tying material that incorporates bristled pearl mylar. This versatile White River Fly Shop Pearl Chenille Tying Material is perfect for body-winding when a flashier fly appearance is desired. 10 per package. Size: Fine. Colors:Orange, Brown, Root Beer,Olive, Purple,Black, Pearl, Fluorescent Yellow, Fluorescent Chartreuse, Fluorescent Pink. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Chenille.