Rackelhanen | Global FlyFisher | It will form legs, wing, body and the perfect silhouette of a caddis. It's a great floater and superb for fast water or as an indicator tied
Try Polypropylene Yarn For Tying Wings On Your Flies - Trout Unlimited
Poly Yarn Mayfly - YouTube
Semperfli Fly Tying Polypropylene Poly Yarn floating wing post body wrap | eBay