Subcategories
Semperfli Nano Silk Ultra Fine 30D (denier) 18/0
Semperfli Nano Silk Predator 100D (denier) 6/0
Semperfli Nano Silk Big Game 200D (denier) 3/0
Semperfli Spyder Fly Tying Thread 30D (denier) 18/0 100 meters spool
Semperfli Fluoro Brite 120D (denier) 25 YDS