Reversible Shimmerwing Ring with oval sterling silver setting. Ring bands are adjustable, and unique reversible setting gives wearer the option of showing either a Blue Morpho (Morpho didius) or Rainbow Sunset (Urania rhipheus) wing. This jewelry is made from butterfly wings; each piece is unique and some natural color variations occur. Shimmerwings are durable and the colors will remain vibrant so long as you avoid exposure to moisture, including lotions and perfumes. Handmade in Peru. Material: natural butterfly wing set in sterling silver Size: 15 x 20mm wing (approx ¾ inch), adjustable ring sizes 5½-7½