Nymph Head Evolution creates a precise head profile for Mayfly nymph imitations, featuring tungsten bead heads designed for swimmer and burrower species. The head is oval-shaped and slightly elongated, with a curved front and a flat rear that attaches securely to the thorax. This contour promotes authentic alignment on the fly, producing believable silhouettes in a variety of water conditions. Colors crafted to match most swimmer and burrower Mayfly nymphs enable realistic imitations that stay true to life across habitats. The design supports consistent patterns for fly tyers aiming to replicate swimmer and burrower Mayflies with confidence.

• Tungsten bead heads for a strong, durable profile
• Oval-shaped, slightly elongated head with a curved front
• Flat rear for secure attachment to the thorax
• Large, prominent oval eyes provide a lifelike cue
• Colors crafted to match most swimmer and burrower Mayfly nymphs
• Designed for fly tyers to replicate swimmer and burrower Mayflies