As the professinonal manufacturer,we would like to provided you Copper Steel Scourer.Copper is a kind of soft metal, so copper scrubbers won't leave scratches on stoves, enamels or machine surface. The strong cleaning capacity made China copper scourer the best choice for Free Sample kitchenware and houseware cleaning. They can easily remove the dry and stuck food waste, oily and dirty stains, as well as persistent cooking grimes. What's more, using customized advanced copper cleaning balls can also polish the surface of sinks and basins.Ideal for easily removing baked-on food stains from grill pans and catering tins in the professional catering kitchen. Copper is strong but gentler than steel equivalents with a reduced risk of scratching more delicate surfaces. Not suitable for non-stick surfaces.