Round silver bezels, 14mm and 18mm are filled with marbled opalescent red, black, white, and silver polymer clay then sealed in resin.  The earrings use silver-plated fishhook earwires and are 1.75" long.  
 
All metal used is hypoallergenic, nickel-free, and is sterling silver, silver or gold-plated, or stainless steel unless noted otherwise. Every item is handcrafted, custom-made, nothing mass-produced.