The material is stainless.This is hook-up.Please connect the part to the Kan and use it. * When you open and close the cans, your plating may be worn away.Please be careful. *This is an accessory, so you may change the color by incorporating the changes in the fashion.Also, in the process of processing, dark shades of color may occur without prior notice.Please be careful.(Depending on the part, there may be a variety of other parts and colors.) *This is not SUS316L (salazical stencels).