Wapsi Perfectly Barred Sili Legs are 5 1/2 inches long and arrive to you packaged in five bands of approximately 20 legs – plenty of fly tying material for your creations! As the name implies, the Perfectly Barred Sili Legs are silicone and manufactured to expose neatly specified and even dark bars. With the extensive colors and enticing water movement, you're sure to find Sili Legs a wondrous material for stonefly nymphs, terrestrials, and for adding a little extra fluctuation to streamer patterns and for warm water flies.