Kip Tail or calf tail as it is sometimes called is a very useful, crinkly material that every fly tier should have on hand. Kip Tail is a key ingredient for tying winged dry flies, parachute patterns and wings on some wet flies. Kip Tail works so well on dry flies because its easily stacked together tightly which increases a flies buoyancy and visibility. Colors: Yellow, Fluorescent Chartreuse. Cancer and Reproductive Harm- www.P65Warnings.ca.gov.