Julian said

"i'll probably start with the stands - a simple sand filled box."

Is this just a two or three inch tall box ?

If so perhaps try putting a couple of bike inner tubes in it and have yourself a built in air platform .

Graham said

"What about a pile of old paper? "

You could store the leftovers of whichever wallpaper pattern you choose to cover the speakers. That way if you,ve got a little tear you can pach easily.

No wasting time looking for yer wallpaper.

One of these is a serious answer , you decide which