Why is Chenille so popular for fly tying? They come in vibrant colors, are soft, buggy and easy to work with. Now, thanks to Outlet Bait and Tackle, they are inexpensive! The Creative Angler Chenille can be used in bass, salmon, trout and steelhead fly patterns, but are especially popular for the woolly buggers and woolly worms. See Tech Specs for information regarding sizes.