Spawn Fly Fish

Wapsi Flex-Seal Head Cement

$7

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Description

Wapsi Flex-Seal Head Cement is a versatile adhesive and sealant designed for fly tying applications. It dries fast and clear, making it ideal for securing thread wraps, toughening underbodies, and bonding quill slips and deer hair materials. The flexible formula creates a durable finish that won't crack or peel under stress. Thin with Wapsi Thin-All to adjust consistency for different techniques and materials. Essential for tyers who demand reliable, long-lasting head cement that performs across multiple fly patterns. 1oz.

Specifications

Weight

1 oz (28 g)

Field Notes

Used in fly tying to secure thread wraps, seal heads, and add durability to finished flies. It is especially useful when you want a clear, flexible coating that resists cracking on patterns with quill slips, deer hair, or other stressed materials.

Pros

  • Dries fast and clear
  • Flexible finish helps prevent cracking or peeling
  • Useful for multiple fly-tying applications

Cons

  • Requires careful application to avoid excess buildup
  • May need thinning for some tying techniques

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