A stretchable, transparent synthetic fly tying material ideal for nymph wing cases and backs for scuds, sowbugs, crayfish, and shrimp. One side is matte, the other has a shiny finish. Thin Skin adds flash underwater to serve. The flash underwater serves as a fish attractor, and the transparency adds lifelike realism. In black, clear, brown, mottled oak, mottled oak golden stone, mottled oak olive, mottled mustard, fly speck tan/black, speck olive/black. USA.