A supple version of sheepskin usually under two years old.

Soft leather made by treating sheepskins with a mixture of soap and oil.

sheepskin typically less than two years old. Napa leather is usually noted as being more supple than other sheepskins. See also "sheepskin."

A cheap sheep or lambskin glove leather, made with an alum or combination tannage, and usually given a dull grain finish. The name is taken from the town of Napa in California.

Soft full grain leather made from unsplit sheep, lamb, or kid-skin.

a smooth leather, first dyed in a vat of aniline, then colored with a light pigment that evens out the color and increases the durability of the leather.