stainless steel huggie hoop with mop inlay, made of stainless steel with PVD plating

water proof PVD plating (physical vapor deposition)
PVD utilizes a titanium nitride that provides an extremely durable and a tough wearing coating. PVD coatings possess a far higher resistance to wear than traditional gold plating. It is a fact that the PVD coating will stay on the product longer than traditional gold plating