How did the mermaids tails make, because it look real?

well I think that its as its suppsoedto eb loking as real as its amnet to be.
and genuinity is werry important in such as its mnet to gie us a hope and a thing to belive as real..
and it IS too!
`caue it DO really exits mermaids furrela aswell as allso at the screens eh??
`COURSE it does!!
its therefor we got h2o and such godmakin things as that in a wolrd so ful of shatterinand gray making sauff so we cloud ALL get all non coulred of less ahndte we such fine seires as h2o!

hope this ALLSO was an lil help in!
:D! from:: Anjriel..
:D!..

There is a website were you can buy tails that look like the h2o tails (just a lot more affordable)
link

I think it's just a rubber tail that glues on but mermaids are so totally real :)

They use special fabric and when the mermaids use super speed it is just digital effects and editing.

well there is a video for it!! some 1 posted it just look at the video section of this club and there will b a vid sayin filming of h2o part 1 and 2 its some where in those! :) if its not there look it up on you tube its from there anyway... hope i helped!!!!!!!