Parachute Crystal Drake - Grey The Parachute Crystal Drake is an attractive and easy to see Mayfly pattern. Use the smaller sizes to imitate smaller Mayflies but the bigger ones when a drake hatch is on. Tied with a Crystal Flash post for high visibility. Mayfly hatches often turn into a blizzard of millions sparking a feeding frenzy you don&';t want to miss out on! Be prepared with this effective, easy to see pattern. Sizes # 14 - # 20