210 denier strength: Withstands heavy-duty fly tying and saltwater conditions
Three times thicker than 70 denier: Provides extra durability for bulky fly heads
Smooth and solid construction: Ideal for creating smooth, realistic fly heads
Versatile color options: Available in white, green, brown, and red for custom fly designs
Summarized by Shop
210 Denier UTC Thread denier is the big stuff…great for salt and steelhead stuff. Three times as big as the 70 denier, great for bulky flies and smooth heads.