Hareline – Flash Back – Reflective sheets for wing cases, backs & shell patterns. Hareline Flash Back is a versatile fly-tying material that adds lifelike shimmer and durability to your patterns. These thin, reflective sheets are perfect for wing cases, nymph backs, scud and shrimp shells, and even streamer accents. Easy to cut and tie in, Flash Back creates a natural, light-catching effect that mimics the iridescence of real aquatic insects and crustaceans. Available in a wide range of colors, it’s an essential addition for tiers who want to tie more realistic, eye-catching patterns. Durable and effective, Hareline – Flash Back ensures your flies stand out in both fresh and saltwater. Shop online or visit Drift Outfitters in Toronto for expert advice and fast shipping anywhere in Canada.