This week's EST (European Street Team on Etsy) challenge is: "summer" ! You can see the entries appearing on Nanouke's blogpost.
For me summer means lots of sun, beach and shells; I love to stroll on the beach and collect all kinds of shells. So I decided to do something with it for this challenge. I combined them with gorgeous mother of pearl buttons - also made from shells - and made this necklace out of it: