The tube is useless with out a pump unless you have huge lung power and a nibble tounge to activate the valve:crazy:
Geez, Sherlock, that explains why I have a frame pump! Very insightful, thanks!
"The song of a bird…We used to ask Ennesson to do bird calls. He could do them. How he could do them, and when he perished, along with him went all those birds…"-Return from the Stars, Stanislaw Lem
"We just walk around, and sometimes we go out and dance, and then we listen to the environment."-Ralf Hutter, Kraftwerk