Copper John | Fly Tying Kit

Since it's invention in the 1990's in Boulder, CO, the Copper John may have caught more trout than any other nymph pattern. There's a good reason why—this slim profile fly sinks quickly into the feeding column and catches fish in virtually any conditions.

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Single hook size kits tie 12 flies.

Combo hook size kits tie 15 flies - 5 of each size.