This toothbrush is engineered to last forever (slate.com)

It's not really though is it? The heads still need replacing it just has a bit of an industrial-looking-pseudo-ecological gimmick to it, this'd probably be better titled "This company wants to lock you into it's toothbrush heads as a service model for a year or two." quintessential S for Cs.

Never had a toothbrush that needed to be replaced, except for the heads. This company hasn't solved a problem.

"Lasts forever" in the "Trigger's Broom" sense of the words