Typically "leather seat trim" means that small amounts of leather are used decoratively as accents. "Leather Seats" typically means that the seats are upholstered almost entirely (more than 90%) with leather.
Probably
Cloth trim , but soem of them come with a leather trim as well.
Kijiji, Ebay and the official trim car site are the best online sources to purchase a leather seat cover. They offer from used to brand new at some reasonable rates. In many cases aftermarket websites offer the best value, material selection and options for customization.
There is a company that makes leather seat covers and the company is called http://www.barbari.com/.
Made from an animal hide or skin with a synthetically manufactured trim attached.
Leather seat covers can fade if left in the sun, but are much less likely to crack than older leather seats.
Buy a leather care product such a Mothers Leather Care.
You can sell new leather seat covers at thrift stores, or at online stores. One of the online stores that will purchase new leather seat covers is eBay.
You can't.
undo the trim plates around the top of the seat and all trim around it and it just pops out, no bolts screws or clips.