You can take advantage of a 10% ammonia, diluting it with water at a ratio of 1: 4. Moisten a cotton swab and clean the product nubuck exclusively in contaminated areas.
The same effect is diluted in water and vinegar. The algorithm is the same, but the proportion - 1:20 (about 1 tablespoon per gallon of water).
Grease stains on nubuck completely removed with gasoline, as well as talc or starch which is necessary to clean off after a couple of brush.
Foam Cleaner «Tarrago», «Saphir», «Sitil», «Bar", etc. allow, without prejudice to the appearance and texture of the skin to cope with any kind of visible soil. The foam can be applied on the surface of nubuck itself, but rather on the sponge. Gently rub the agent in the contaminated surface and special triple brush to remove residues.
To disguise scuffs and defects, or simply to refresh the color of the product, care for and use protective paint spray, such as «Salamander», «Saphir», «Sitil» etc.
Try anything (no water, no alcohol) is strongly not moisturize nubuck shoes, and it is not recommended to clean it with soap - after the divorce will remain on the skin. After cleaning, treat with water-repellent shoes and put to dry at room temperature away from batteries.