Very fine diameter blended fiber with a micro crimp and Flashabou that will mimic the scale effect of baitfish. Perfect for thin profile flies such as Sandeels, Needlefish, and Clouser Minnows. Translucent Blended Fiber with Micro Crimp and Flashabou 10" Length Approximately A 1/4 oz. Per Pack UV Reflective Extremely Durable Synthetic Material 0% Water Absorption - Very Easy To Cast Excellent for Thin Profile Flies This is a very fine diameter fiber with a micro crimp and Flashabou that will mimic the scale effect of a baitfish with a realistic appearance and lifelike action in the water. It is the perfect fiber for tying thin profile flies such as Sandeels, Needlefish, and Clouser Minnow patterns.