This foam boomerang is perfect for teenagers ages 13+ and can be used indoors or outside. It is one of the safest boomerangs to throw with it's foam construction. Great for presentations or a way to help a teen stay active safely. Great for birthday party favors (gifts For boys or girls)! This Boomerang is ambidextrous and can be tuned by right handed or left handed throwers ( lift up the tips some on all blades and that helps it return ).