Brand Name: No Brand Product Name: Different Material Combination Ring Sizes: 10.5-11.5, 11.5-12.5, 12.5-13.5, 13.5-14.5, 14.5-15.5, 15.5-16.5, 16.5-17.5, 17.5-18.5 Dimensions: Width 7mm, Weight 6.7g-8.5g Materials: Ceramic, Stainless Steel The design is made to fit the finger, so there may be some size variations from the listed sizes. We also accept consultations, so please feel free to contact us before purchasing. The item shown in the image is a personal item.