Shop › Opal Circles Dangles Image 1 of 1 Opal Circles Dangles $22.00 Made with polymer clay. Earrings are glossed with resin. Hooks are hypoallergenic. Earrings are lightweight and waterproof. Quantity: Add To Cart Added! Made with polymer clay. Earrings are glossed with resin. Hooks are hypoallergenic. Earrings are lightweight and waterproof.