Tortoise-shell accouterments – hair combs, clips, barrettes, earrings, bracelets and even eyeglass frames – have been around, yawn, a long, long time. But until quite recently, tortoise shell ...

Hair clips are back in a big way. As with many trends, celebrities are in part to thank — Alexa Chung wears pearl-studded barrettes ... Valet’s delicate tortoise-shell clips.

Jennifer Behr own the accessories game and we're currently coveting the Botticelli Barrette ... you missed the memo - tortoise shell is trending, and styling your hair in these vintage-twist ...

Carolyn Bessette-Kennedy was often seen sporting a tortoise-shell headband, while Sarah Jessica Parker recently donned an oversized bow - Getty ...

Just when you thought you'd differentiated the sombré from the balayage, a new hair trend has made it's way onto the scene. It's called Ecaille, or tortoise shell in French. The technique is a ...