Beetle Back Foam - Hareline

Beetle Back Foam from Hareline Dubbin is a classic, ultra-versatile foam sheet used to add flotation, durability, and segmented realism to a wide range of fly patterns. With a smooth finish and consistent thickness, this foam is easy to cut, shape, and tie in—making it a staple at the vise for both beginners and production tiers. Originally popularized for beetles and hoppers, Beetle Back Foam shines anywhere you need buoyancy without bulk. It’s tough, flexible, and holds up to repeated fish while keeping flies riding high. Key Features Durable, closed-cell foam for long-lasting flotation Consistent thickness for clean, repeatable flies Easy to cut into strips, shapes, or segments Flexible and resilient—won’t crack or tear easily Available in proven fish-catching colors Best Uses Beetles, ants, and terrestrial patterns Hoppers and foam-backed attractors Foam wing cases on nymphs Indicator-style dry flies and hybrids Whether you’re tying summertime terrestrials, buoyant attractors, or adding a subtle foam back to your favorite pattern, Hareline Beetle Back Foam delivers reliability, float, and simplicity—exactly what you want in a core tying material. A must-have foam for trout anglers and warm-water tiers alike.