Thank you for viewing. These are earrings made with mixed tourmaline. The earring hooks and wire are surgical stainless steel. This material is unlikely to cause allergic reactions, but please discontinue use if you experience any allergic reaction. While made with care, they are not perfect like mass-produced items. Natural stones may have cracks, inclusions, small scratches, or other imperfections. Returns, exchanges, and issues during shipping are not accepted. There are no smokers, but there is a cat. Thank you for your understanding. Natural stone, power stone