Blue Wing Olive Simple Parachute e/w Extended Body Hook: TMC 2487 Size: 16 ~ 20 Thread: Thread: 6/0 Olive (Flat Thread e.g. UTC 70 or Gudebrod) Extended Body: Olive Fine & Dry Dubbing, Furled And Set With Sally Hansen Teflon Tuff Nail Polish Post Wing: Medium Dun/Clear White Hi-Vis or SAAP Float-Vis Hackle: Dun, Grizzly Dyed Dun, Grizzly Dyed golden Olive Or Dyed Dun Whiting Rooster Hackle Note: Fish as a single fly or a trailing fly, during a Mayfly emergence.