Types of Kitchen Sinks Materials- When it comes to the type of material, stainless steel sinks are one other popular in the metal kitchen sink series. They are crafted from high-quality stainless steel which gives it perfect shine and stain free as well. This reduces the maintenance time which otherwise consumes a lot of time. Furthermore, if you spend in stainless steel material you don’t have to look after it a lot as they require lesser maintenance.