The Mop

Hook - Streamer style
Thread - White
Body - Silver mylar tubing, tied down at the bend with white thread that then forms the butt
Throat - Yellow nylon fibers and red calf tail
Wing - Peacock herls, tips cut flat
Head - Silver with white eye and red pupil

Reference - Art of Angling Journal - Volume 2 Issue 1 Originator - Ora Smith