The Flat Braid is made of 8 braided plies of UNI-Mylar. That makes outstanding butts, bodies and ribs for large flies. You can also fray this material for tailing. Available on spools of 7 yds in 10 colors: Pearl, Gold, Silver, New 2008: Holographic Silver, Red, Pearl/Red and New 2009: Green, Holographic Fuchsia, Holographic Purple and Pearl/Green. Also available in combo pack.
It is a very "bright" material.