Materials: Made from sustainably sourced laser-cut wood. Ear wires are silver-finished 304L stainless steel, hypoallergenic, and enhanced with a new, smooth and consistent electrophoretic coating that resists tarnishing. Only a limited selection of Green Tree Jewelry is available online. If interested in learning about our other styles, please call the Museum Shop. About the Green Tree Jewelry Green Tree Jewelry is an American company with a sustainable mission that designs and makes all products in California. All jewelry is made of a very thin, strong multi-layer wood and amazingly lightweight, giving you the ability wear earrings all day while maintaining your active lifestyle. Wood jewelry can also be sustainable and Eco-friendly. All of their wood is purchased from Certified FSC™ Suppliers. "> Painter Palette Earrings -