Colorado Green Drake The Colorado Green Drake pattern is built to ride high in the roughest water! With Royal Wulff style Calf Hair wings, this Green Drake pattern rides high riding and is easily visible. Green Drakes 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. Color: Green Sizes # 08 - # 16