Soft Hackle Yellow - Soft Hackle. This fly is named the Yellow Soft Hackle and like many other Soft Hackle variations has been recognized to have lasted many years possibly hundreds of years. If that doesnt speak wonders of this fly the bright yellow body on this soft hackle fly is sure to finish the job. This fly is not only appealing to look at out of the water it looks phenomenal in the water making it a devastating to any lake or river, fly or float fisherman.