A bolster is literally a long, narrow pillow that's used to give additional support. On your vehicle's seats, the bolsters jut forward from the side panels to provide extra cushioning and comfort for your driving enjoyment.
When we say that a seat cover is custom fit, we mean that it is manufactured to fit your exact year, make and model vehicle. There is no better fit, except maybe the factory-installed upholstery that came with your vehicle.
Without going into a physics lecture, friction basically refers to the rubbing together of two objects when one or both are moving. This contact releases energy in the form of heat, and eventually results in surface deterioration.
A furrier is a professional who works in all facets of the fur business, from dealing, dressing and designing to cleaning and repairing.
An animal skin that still has the fur, hair or wool still attached. The advantage of using pelts for seat covers is that they do not shed, like lesser fur seat covers.
A pink slip is an American slang term that means the title of a vehicle. Often, street racers wager their pink slips on a race, which is to say that the winner keeps the losers vehicle. Most DMVs recommend that you do not drive with your pink slip in the glove box, just in case your vehicle is ever stolen.