Silicone phone case
Maintenance:
1 Soak the dry cloth in water and wash it once, then fully wring the water out. When the moisture is low, wipe the phone case inside and out and clean it once.
2 If there is dirt or dust on the phone case, use a soft toothbrush with some toothpaste to clean it, if it is stuck with oil stains, you can stick some detergent to clean it.
3 If there are strong sticky stains such as glue on the phone case, use a cotton swab to stick a small amount of air oil on the stain evenly, and then use a small toothbrush to clean it, so that stubborn stains can be removed.
4 Finally, wipe and dry the phone case with a dry cloth, and it will fit on your beloved phone beautifully.

Metal phone case
Maintenance:
1 First, use a damp cloth to clean the phone case from dust.
2 There is dust in the crevices of the metal phone case, which can be cleaned with a toothbrush and soap. The metal phone case is easy to clean the dust, so you don't need to use too much force to brush it. Just brush it lightly to achieve the effect.
3 If there are very sticky or stubborn stains, you can use alcohol or cleaning agents to clean them. Alcohol and cleaning agents have good cleaning effects on paints, pigments, and building materials. Compared with alcohol, the cleaning agent is not easy to burn, is colorless and tasteless, and it is safe to use.
4 If there is rust, it is recommended to use 2% acid grass solvent to dissolve it, spray it on the rusty place, and wipe it off with a paper towel or rag after 2-3 minutes.
5 Remember to wipe off the water stains and liquids on the iPhone case with a dry cloth at the end.

Frosted phone case
Maintenance:
1 Try to avoid high temperatures:
Because the frosted mobile phone case is mainly a mobile phone case made of plastic, it will easily turn yellow and deform when exposed to the sun.
2 Try to avoid friction:
There will be a small layer of matte on the matte phone case. If you rub the phone case too much, the matte on it will fall off.
3 Try to avoid falling:
Although the phone case is supposed to be better to protect the phone from falling, the fall resistance is precisely the shortcoming of the frosted phone case. Not only the phone can be easily broken, but it can also be damaged when it is dropped.
4 Stains that are not sticky:
For this kind of stain, the frosted phone case is very easy to take care of, and it can be cleaned up only by gently brushing with a soft toothbrush.
5 Strongly sticky stains:
For example, sticky stains such as chewing gum and paint, you can use a soft toothbrush with wind oil to clean up.

Plastic phone case
Maintenance:
1 Keep away from high temperature and open flames. High temperature is the biggest enemy of plastic phone cases. It is also a material with a very low burning point. If the plastic case melts, it may directly cause damage to the phone.
2 Avoid folding. The plastic phone case is very easy to deform. If it is a hard plastic case, it is very easy to break. You must not use excessive force when taking the phone case.
3 Clean it regularly. The plastic phone case is also a kind of phone case that is easy to stick to dust, especially the dust in the gap is particularly easy to catch the dust. It is recommended that you use a simple cleaning within a week.
4 Cleaning with a little dust: The plastic phone case is relatively waterproof, so it is easier for everyone to clean it. You can wipe it with a wet towel. If it is in the corners and other gaps, it is recommended to use a small toothbrush to clean .
5 Stubborn stains: Because plastic phone cases are immune to oil stains, most of the stubborn stains can basically be easily removed.
6 Very stubborn stains: For very viscous stains such as chewing gum, paint, glue, etc., it is recommended that you use fengyoujing to drop on the toothbrush for cleaning. You must not use gasoline or corrosive liquids for cleaning. This will cause corrosion to the phone case and cause harm to the human body.