Designed to be fished below the surface to entice trout looking for insects at the mercy of the current, this nymph has a classic pheasant-tail pattern and bead head. Its fly pattern represents any number of insect species and entices fish with its lifelike movement. Copper bead head gets it down into the feeding zone quickly for longer drifts at the right depth. Per 2. Sizes: 12, 14, 16, 18, 20. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Flies.