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Dip a rag in egg whites or milk, or wipe the sofa with a banana peel, then wipe it off with a slightly damp rag to restore its original shine.
Egg whites and milk contain fat, while the main ingredient of leather sofas is also fat. According to the principle of "like-sex attract", egg whites and milk can dissolve dirt on the sofa without damaging the leather of the sofa.
Banana peels are stained because they contain a lot of soft fibers, like loofahs, which can rub and remove stains.
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You can try it with toothpaste and listen to what others have to say.
Use leather sofa cleaner.
If you want to maintain it, you need to use a leather moisturizer and leather polish. >>>More
How to choose a sofa?
1.See if the sofa frame is sturdy. >>>More
Normal cleaning: first use a clean soft cloth to clean the dust, then soak the soft with 1:10 soapy water or 1:20 shampoo solution and wring it out, gently wipe the stain, if the stain is too heavy, you can repeat it several times. >>>More
When cleaning at ordinary times, it is best to use a cotton cloth to wipe it gently after wetting, wipe the dust clean, and then dilute it with collar cleaning plus 95% water, soak the clean soft cloth and wring it out, and gently wipe it in the dirty place. >>>More
I spray alcohol with tap water 3:1 and dry it with a dry towel and a new one.