- Show yourself some love with these unique puffed heart hoops. Irresistible and cute, these hoops feature two dangling hearts that are made of natural pink quartz. These charms are interchangeable, you can pair them with your other hoop earrings from Little Sky Stone. Charms are made of natural pink quartz. - Charm size: 13mm x 13mm; Hoop size: 14mm x 14mm. - 14k gold plated over sterling silver. - Hypoallergenic, nickel, and lead-free. Tarnish-resistant.