USING OVERSIZED HACKLE ON SMALLER HOOK FOR WET FLY

Pulling hackle barbs off of a larger hackle and tying them in over the eye of the hook, then after creating a body, pulling them back over the body. Key: make the barbs only the length of the hook shank (not longer or shorter). 

Oversized Barbs Used Here and Pulled Back Over Peacock Herl Body (SwittersB)