If you own a pair of shoes made of leather, especially a nubuck one, you should always polish it to have a new beautiful look. A kind of leather known as nubuck is crafted from cowhide. Sanding it creates a tight fit, much as suede does. Nubuck, on the other hand, is constructed from the outside of the hide, which gives it more tensile strength and makes it more resistant to wear and tear than suede. It needs to be cleaned, and then tools and materials ought to be used to safeguard it. If everything else fails, you may try sanding the dirt away with a coarse stone. This is another option. 
Step one: clean up the mess.
- Use a nubuck cloth to clean the object that is made of nubuck. This particular kind of cloth was designed expressly for use in cleaning nubuck. Cleaners for nubuck are often woven into the strands of the material. Regular wiping will eliminate the light grime and glossy patches that have accumulated. Because of this, dirt won't be able to accumulate.
To clean all of the sides of the fluff, use a wipe in a circular motion in a variety of different directions. Before beginning to clean your shoes, be sure to take the laces out of the shoes first.
- Use a nubuck brush to go over the whole surface. Move about in a circular manner, taking care not to stay more than a few seconds in one location at a time since this may make blinking worse. Dirt and filth will be eliminated as a result of this.
The vast majority of stores that offer products made of nubuck will also have brushes made of this material. You also have the option of making your purchase on his website or through an online retailer like Amazon. 
- Using the Nubuck Cleaner, thoroughly clean any especially unclean spots. These cleaners are designed specifically for use with nubuck, and they are available in liquid and aerosol forms. The cleaner should be sprayed onto a nubuck cloth, and then the surface should be wiped down. To finish, remove any remaining residue by brushing fluff.
You may get nubuck cleansers at the same retailers that sell nubuck items like shoes and boots. These businesses carry nubuck products. In any other case, it is available for purchase online through a variety of general shops like Amazon and Wal-Mart.
- Maintain the Nubuck by using a protectant and wiping it down on a regular basis. You won't need to resort to using leather degreasers and leather cleaners if you clean your nubuck leather on a regular basis using a nubuck cloth. In addition, a spray protectant need to be used at least once every half a year. Before using or wearing the item, spray it with the solution and let the nubuck dry fully.
After the nubuck surface has been cleaned, the optimum time to spray on this protectant is just after it has been applied. Before putting on the protection, you should always get some rest. 
Method 2: Dealing with Persistent Stains
- Using a nubuck cloth, remove any dust or grime that may be present. It is essential to remove as much of the excess as you can by removing the stain, regardless of where it came from. This ought to be plenty for lighter stains.
Cloth made of nubuck, developed specifically for use in cleaning nubuck surfaces. In most cases, nubuck cleaners are woven directly into the fabric's individual fibers.
- To remove oil, use a leather degreaser in addition to a leather cleaner. This kind of stain may often be noticed on the collars of jackets as well as the headrests of furniture. Aerosols are the most common delivery system for leather degreasers. Spray it on the stain, and then wait about one hour for it to take effect.
Degreaser for leather often takes the form of a powder and works by absorbing oil stains. Use a sponge and leather cleaner to remove any powder residue from the product. If there are any stains left, you will need to repeat the procedure.
- If there are ink stains, use the ink lifter. It is essential to get started on cleaning as soon as possible, preferably within the first six hours, before the filth has a chance to set and become more difficult to remove. A greasy solution, often packaged in a tube like lip balm, is referred to as an ink lifter. To remove the ink stain entirely, rub the material over the area until it is totally covered. After that, remove any leftover stains from the nubuck using a leather cleaner and a microfiber cloth.
- Use a hair dryer to dry the nubuck and then brush out any remaining fuzz. Brush the nubuck once it has been dried. Because of this, any residual dirt will be prevented from settling. The residue may be removed while the surface is maintained by brushing the fuzz.
Method 3: Eliminate even the most stubborn stains.
- Sand the nubuck surface with a suede block or sandpaper until it is smooth. Because nubuck is produced from sanded cowhide, it is resistant to being sanded for the purpose of cleaning. Sandpaper or a block may be used to remove stubborn stains by rubbing them aggressively until the stain is removed. Sand is just the precise area that has to be cleaned if you simply need to remove a single stain.
Before you begin polishing the nubuck, you need to make sure that the block is clean.
- Sand around areas of the nubuck that are very unclean. Sand the nubuck surface very carefully if it has any stains or if it is filthy all over. Sandpaper or a block may be used to smooth out the whole surface until the stain is removed. Nubuck has an almost brand-new appearance.
- To remove any residue, brush the nubuck using a nubuck brush. When nubuck is sanded, fine dust of leather and anything else it may contain is produced. Use a brush to maintain the neatness and cleanliness of the nubuck.