1. You can take it to a professional shop for cleaning at the first time, or you can wash it at home, such as toothpaste, cola, vinegar, etc. Silver bracelets belong to silver jewelry. If such jewelry is not worn for a long time or placed in a very humid place, it will be oxidized, and after oxidation, it will become black, which is normal.
 2. Silver bracelet turns black and white
 3. Toothpaste method: Toothpaste has good cleaning power, belongs to alkaline substances, and can remove the stains on bracelets. Specific method: Prepare the toothpaste and paper towel, squeeze the toothpaste in the place with black marks on the bracelet, wait for an hour, and then gently brush with the toothbrush. After the stains are removed, wipe them with dry paper towel.
 4. Silver wiping cloth: If the oxidation of the bracelet is not serious, you can use the silver wiping cloth to wipe it. Be careful not to use too much force.
 5. Coke immersion method: Coke contains a lot of carbonic acid, which can corrode the stains on silver. Pour cola into the cup, soak the bracelet in cola for one night, and then dry it with silver cloth the next day.
 6. Vinegar or tea soaking: white vinegar and overnight tea can also be used to clean silver.
 7. Precautions for silver bracelet maintenance:
 8. The reason why silver bracelets turn black is that they are not well preserved. First of all, they must be moisture-proof. Silver bracelets will oxidize after contacting the moisture in the air, and then turn black. Therefore, it is advisable to put them in a dry place; Secondly, in the process of wearing, always use a silver cloth to wipe it, and pay attention not to touch the silver cloth with water. Third, if you don't wear it for a long time, you'd better put it in a closed place. When you wear it daily, be careful not to touch water.