Whats the water toy called where 1 person sits on 1 end and the outher jumps on it sending the outher person

Question

flying

i want to know what it is heres a video of it http://www.killsometime.com/video/video.asp?ID=1263 but it calls it a air tube so idk

Answer 1

I've heard it called The Blob.

Answer 2

then maybe that's what it's called an air tube? and sits, more like jumps on one end