Double Chain ring - io-01-006DESCRIPTION iolom Collection. This is a ring with a design where the rings of io 01 021A and io 01 022 are connected by chains. Two rings of different width, shape and texture are connected by a long chain to make it look different. The user can freely express how to wear it. You can enjoy various textures in one ring, this ring is relatively wide among other rings of the same brand and it is recommended for those who want to wear it by itself.