You will receive 10 pcs of this stainless steel blank ring ( one ring is 1.66 $ - That is a 15% discount from the unit price).ADJUSTABLE SIZE. Non allergic stainless steel. NICKEL FREE.Dimensions: You can choose the round HEAD DIAMETER: 10 mm (0.39 inches) or 12 mm (0.47 inches), or 15 mm (0.59 inches), or 17 mm (0.67inches) at the same price.The band is 3 mm wide.It can be used to adapt any kind of stone, wood, resin, etc. to do your own designs. DIY. They are made with a thick stainless steel that give the item a solid appearance, like jewelry, far away the thin metal that we usually see, and carefully polished.Buy a second item from my shop and only pay shipping for one!!! All the orders will go by REGISTER MAIL with TRACK NUMBER, so you can follow it at any time by internet.