The Atlas UV Glow Yarn is a top choice among anglers tying flies and yarn eggs! Our unique fat and fluffy Glo Yarn makes great flies! Use with any bait or lure for added color. With 17 colors to chose from, your fly options are endless. Whether you choose your favorite color or your own mix of colors, egg flies are very productive drift bait for catching Trout, Salmon, and Steelhead. Or if you're really feeling adventurous, you can soak your Glo Yarn in Atlas Glo Scent to attract even more fish!