What "cause items" sell well?

Question

Other than the cause bracelets, what items to benefit charity and raise awareness might sell well? Creative ideas and thoughts welcome :)

Answer 1

T-shirts, magnets, can huggers, and those "ribbon" bumper sticker type things you see on all the cars these days

Answer 2

i think Hat or Book coz they can be taken everywhere while graceful to promote the brand also:)