Nappa. Nappa leather is produced from unsplit sheepskin, deerskin or kidskin and is particularly soft and supple. As a result of its texture, it has develop into the Rolls Royce of leather. A lot of designers prefer Nappa leather over others due to its pliability and buttery soft texture. Designer bags produced with Nappa leather tend to be considerably more high priced than bags produced from other forms of leather.