Padding (under clothes)

Has anyone worn racing pads\ armour under their clothes? Which product would you recommend for this?

I'm a bouncer of medium build, and I thought...

Source: http://www.esportbike.com/forums/showthread.php?t=144691&goto=newpost

Don Beauman Karl Gunther Bechem Jean Behra Derek Bell Stefan Bellof Paul Belmondo Tom Belso