Minimal Triangle Duo Ring set is 2 rings that are meant to be worn together or separately Made of Brass Comes in US sizes 5 to 15.5 The Triangle Duo Ring Set is a perfect minimal ring in your collection, it also works great as a layering piece with other rings. Please specify your size above. Every Luni is made to order so please allow 1 to 2 weeks for shipment. Please be advised that this ring is made of Brass . If you are allergic to Brass this can cause a bad reaction.