What are the things called that pull you threw the water?

Question

Its yellow and has a fan/motter inside its handheld and it pulls people threw the water. the weigh about 10 pounds and come to a rounded point at one end.

I was wondering what there called and where to buy and for how much?

Answer 1

A seadu/jetski???

They're sold world wide and about 2k

Answer 2

I know what your are talking about, I've seen em in magazines. Heres some of them for diving.  http://www.scuba.com/scuba-gear-94/Scoot...