Tri Flame B are another great indoor boomerang from Colorado Boomerangs. We sell these in several options, including in red or blue, and in single packs or 4 packs for group fun. These are very light and they work extremely well even for kids as young as 5. For Right Handed throwers only. Great for birthday party giveaways or fun / low cost Christmas gifts. They have a flight radius of about 10 -15 feet and can be thrown in most indoor rooms.