Product: Helmet
Inflatable Helmet with Custard Bladders   (-3)  [vote for, against]
Protective, yet easy to store when not in use.

Inflate and don to allay risk of head injury. Remove and deflate for portability.
-- Texticle, Jul 06 2007

Open and eat for sustenance.
-- neutrinos_shadow, Jul 06 2007

Search for dilatant helmet or dilatant armor.

The first product I found after making a couple of prototypes and not finding an investor quickly enough was dilatant toques for snowboarders.
-- 2 fries shy of a happy meal, Jul 06 2007

the custard corrupts the bladders, trust me on this.
-- po, Jul 06 2007

"Mum, that person has fallen off their bike and there's custard everywhere!"
-- skinflaps, Jul 06 2007

...brain-coloured custard?
-- xandram, Jul 06 2007

...with raspberry sauce?
-- Galbinus_Caeli, Jul 06 2007

The idea is a bit thin. Unlike the custard, hopefully.
-- gnomethang, Jul 06 2007

-- skinflaps, Jul 06 2007

random, halfbakery