You can also get a full leather package, covering the dash in dead cow skin. (automobilemag.com)
There are ten square metres of leather padding this concept's living space, which is a lot of dead cows for one car! (paultan.org)
I think both these things have been trending for a while online and while adaptogenic powders are derived from mushrooms, collagen is usually derived from dead cows. (goodeatings.com)