Blomdahl hypoallergenic earrings made of medical plastic and 6mm crystal stone. Blomdahl earrings were developed in consultation with dermatologists, from pure medical plastic and crystal stones. Stone Diameter 6mm. Jewelry code: 15‑0109‑01. Note! For hygienic reasons, the open packaging can not be returned. Blomdahl jewelry is delivered in a clean pack, which keeps the jewelry protected until you open it. The label acts as a seal. The jewelry is made in Sweden and is fully controlled and documented.