Spin Racer Glow in the Dark Boomerangs are a neat little kid's boomerang which are one of the top selling boomerangs in the world. Needing only a soft toss most young arms can achieve, they foster success in children as young as 8 years old. Throw overhand with lots of "spin"! Approximately a 35 yard flight radius in light to medium winds. The hole in the middle stabilizing them for more flight control even in medium winds.