The raw materials for stainless steel jewelry produced by SOGI are 304,and 316L. These materials have the characteristics of high temperature resistance, corrosion resistance, strong alkali resistance, strong acid resistance, oxidation resistance, etc. They are not easy to fade and can effectively preserve color for 1-3 years.

All stainless steel jewelry products manufactured from the inside to the outside are the same material, real materials, with raw material SGS-REACH testing certificate.