This synthetic looks like authentic Yak hair. It has the same type of waviness and just a slight sheen. Over all length is 20 inches.This is the ideal long material for fly patterns to attract stripers, musky, pike, barracuda, sharks, etc. It can be cut into any length to even tie a streamer on a 4lx size 6 trout fly. Colors: White, Pink, Black, Fluorescent Chartreuse, Fluorescent Red, Aqua, Yellow, Cream, Sliver Gray, Gray, Fluorescent Green, Seal Brown, Fluorescent Orange, Lavender, Red, Royal Blue, Olive, Golden Olive, Item# 5337