Pan Dulce Stud Set | conchas earrings| Conchitas de dulce | Mexican Pan Dulce | Polymer Clay earrings Each piece is designed, shaped, sanded, and assembled by me in Seattle, USA. These are all handmade so slight imperfections, variations and differences may occur, Earring backs are stainless steel hypoallergenic. Care & Cleaning Polymer clay is very lightweight and durable and can last a very long time with proper care. Do not get your earrings wet as some brass charms/pieces may tarnish. Do not wear to sleep, swim, shower, or expose to oils/creams/perfumes (spray perfume before applying earrings).