bio sculpture cracking on overlays number 90

[jarvis0808]

can you tell me why a client nails have hairline cracks in number 90 gel overlays on natural nails (is it the S gel or)??????????????

 

[Zingara]

I would certainly suggest that you skip the S-gel and try Bio Flexigel instead. It's more flexible and will allow more movement. Or even Sealer then UV gel. Is there a reason you are using a super strong gel over natural nails? You shouldnt really need it unless they are very weak.