Description from The Laundress
This two-ply Copper Cloth is woven with copper threads to clean thoroughly and gently. Its soft copper threads will not scratch and are non-abrasive. The Laundress Copper Cleaning Cloth is so versatile, it can be used on delicate glass and china or remove stubborn dirt and rust build-up.
Use cloth only when wet. Depending on the surface, use with the appropriate Laundress Home Cleaning product.