Mink (Mustela vison)
The most common farmed species, producing dense, lightweight fur. Wide range of natural colours from white to black, taking in pearl, violet and sapphire, demi-buff (medium brown) and “ranch” (very dark brown). The fur can be worked in many ways, including shorn, knitted and also dyed in many different colours. Used for coats, jackets and trimmings.
Source: http://www.wearefur.com/about-fur/fur-types/mink-mustela-vison