WD 40 fly one of the simplest but most effective mayfly midge larva that you can have in your box. An absolute must for early season fishing! Tie it in sizes from 16 – 22 and in the most popular colours, olive, grey, black and red.

WD 40 fly pattern

• Hook: Mustad C49S # 16-22
• Tying thread: Sheer 14/0 Olive
• Tail: Wood Duck fibres
• Abdomen: Olive tying thread
• Thorax: Superfine dubbing
• Wing case: Wood Duck fibres

How to tie a wd 40 fly

Midge fly