John Rohmer Arizona Simi Seal - Thalken Caddis
John Rohmer Arizona Simi Seal - Thalken Caddis, Description: A coarse blend of medium-length fibers. Synthetics added for flash and body. Most commonly used for Simi Seal Leeches, but can be used for a variety of other nymph and streamer patterns. Each package contains approximately 2 grams of material, generally enough to make forty (40) size 10 leeches.