Fiberglass/epoxy-reinforced paper/fiberboard saucer on a Cesaroni 38mm 1-grain G78 "Blue Streak" motor. Blue Streak really jumps off t' pad! Wheeeeee!! Art sells an assortment o' great saucer kits and interestin' rocketry items, arrr, both low (and high-power, and his customer service exceeds all expectations.