Please share any good nail tips you have^^

My nails have become weak from doing gel nails for so long.

I was planning to take a break from my nails, but since it's summer, I want to do them even more.

I'm conflicted about not doing it. I'm conflicted about doing it.

My nails have gotten so thin.

Pretty colors or ~

Any recommendations for a nail salon in Busan that does a good job without damaging your nails?

Please recommend DIY items that I can do by myself, etc.

Please share any good tips you have^^