Spring Floral on Blue Cork Small Wing EarringsThese handmade, double sided earrings are absolutely beautiful. A bright watercolour type floral pattern on a blue background, with a purple cork backing. Cork leather and cork fabric is made from the bark of cork oak trees, using hand harvesting techniques which date back centuries. The bark can only be harvested once in every nine to ten years, a process which is actually beneficial to the tree and extends its lifespan. Cork is natural, sustainable,