Description: Cube Bog-oak and Sterling Silver Stud Earrings.Lightweight, Comfortable, Geometric, Modern, Minimal, Elegant, Alternative.Material: Bog-oak. Most of the bog-oak we use is in the range of around 5-thousand year old. The Bog-oak is almost black, which is it’s natural colour due to a very old age. We do not use any chemicals to darken the wood. The only addition to the wood is organic olive oil we use for a final polish.Back: Sterling Silver.Process: HandmadeDimensions: Bog-oak diameter: 11mm–15mm, all pieces are handcrafted slight differences will occur.