Between the fiddly nail art shots, Instagram is home to ... a bit like the mother-of-pearl-insides of a mollusc shell. So there, I’m calling it: shell nails are about to be the next big manicure ...

An curved arrow pointing right. Jukkit Suksawat a Thai artist who has been creating traditional mother-of-pearl inlay for the past 30 years. He is determined to keep this 14th-century tradition ...