The KitchenAid Mixer KSM90 Replacement Part Stainless Steel Drip Ring is a 4-inch accessory designed specifically for the KitchenAid KSM90 model. Made of durable stainless steel, this drip ring effectively catches excess water or dough debris during mixer operation, keeping countertops clean and minimizing mess.  The outside of the ring has no dents, scratches or rust or corrosion.  The reverse has a few small spots of light corrosion on the surface.