UTC Ultra Thread 210-Denier is a durable fly tying thread designed for saltwater flies and large streamers. It delivers clean, controlled wraps that hold tight under tough conditions, reducing fraying and improving head formation. The 210-Denier construction provides the right balance of strength and profile, resisting cut and abrasion while staying manageable in tight turns. Perfect for spinning hair on bass flies without being too bulky, this thread lets you create crisp, durable heads and secure thread wraps without bulk that dulls streamer profiles.

• Denier: 210-Denier
• Primary uses: saltwater flies and large streamers for high-speed saltwater applications
• Hair spinning: ideal for spinning hair on bass flies without bulk, preserving streamer shape
• Performance: strong hold, minimal added bulk, and consistent tension for tight, clean wraps
• Compatibility: designed to work with standard fly tying tools, techniques, and thread adhesives