Sterling Silver Open Butterfly Urn Ring Ring for AshesDESIGN CONCEPTL NO longer by my side, but forever in my heart. The urn unscrews from the bottom, allowing you to place a small amount of ashes inside. If you don't want have ashes, you can also add crushed flowers, dirt, hair, sand or notepaper. MEASUREMENT: The butterfly animal urn measures approximately 13mm*5mm (0. 51*0. 59). It makes for quite a comfortable fit. MATERIAL: The butterfly cremation jewelry set is crafted in 100% pure real 925