Types of cheese marketed under the same name are made from milk of different animal—feta cheeses, for example, are made from sheep's milk in Greece and from cow's milk elsewhere. Double cream cheeses are soft cheeses of cows' milk enriched with cream so that their fat in dry matter (FDM or FiDM) content is 60–75%; triple cream cheeses are enriched to at least 75%. There are three main categories of cheese in which the presence of mold is an important feature: soft-ripened cheeses, washed-rind cheeses and blue cheeses. Soft-ripened cheeses begin firm and rather chalky in texture, but are aged from the exterior
Cheddar cheese (and still can be found) packaged in black wax, but was more commonly packaged in larded cloth, which was impermeable to contaminants, but still allowed the cheese to "breathe". The Slow Food Movement has created a Cheddar Presidium, claiming that only three cheeses should be called "original Cheddar". Their specifications, which go further than the "West Country Farmhouse Cheddar" PDO, require that Cheddar cheese be made in Somerset and with traditional methods, such as using raw milk, traditional animal rennet, and a cloth wrapping. The Cheddar cheese name is used internationally; its name does not have a PDO, but the