Nano Silk

Semperfli Nano Silk is ideal for your wet, streamer, nymph and dry flies and is ideal for spinning deer hair.
Super strong, this is the highest quality thread available. Never worry about snapping your tying thread again - you can rely on Nano Silk
Nano Silk is regarded as the tying thread of choice of professional fly tyers worldwide and is the best GSP thread on the market! Being so super strong and available in such a variety of colours and deniers it has endless possibilities and can be used for predator, saltwater flies and deer hair spinning. It is 10 times stronger than steel of the same diameter!.

Because Nano Silk lays perfectly flat you get no thread build up.
Lays perfectly flat with no build up, regardless of how many loops you put on the hook
10 times stronger than steel of the same diameter