ULTRA 140

• has a breaking strength of approximately #2 and is recommended for size 6-14 flies

• A good general-purpose thread that is also the perfect size for beginners tying trout flies

• Makes a wonderful thread for the split thread dubbing technique

• 140 denier nylon

  
  

ULTRA 70

• has a breaking strength of approximately #1 and is recommended for size 14-32 flies

• - Lies flat, with less build up on the smallest trout pattern

• - Great for thread-bodied nymphs and midges

• - 70 denier nylon