Tie realistic, anatomically correct crayfish patterns with ease. The included Fish-Skull Crawbody exoskeletons are made of nearly indestructible, ultra-light synthetic suede that cannot be bitten off, will not shrink, and provide lifelike texture and movement when wet. This Fly Tying Kit contains everything you need to tie 8 Fish-Skull Crawdaddy flies, including step-by-step tying instructions. Included Colors: Brown, Olive. Included Materials: Fish-Skull Crawbodies, Fish-Skull Shrimp & Cray Tails, Fish-Skull Faux Bucktail, Kona Universal Mid-Range Streamer (UMS) hooks, Hareline Finesse Chenille, Gold Ribbing Wire. Not included: Thread, glue, fly tying tools, marker pens.