Comp Cloth | Yellow: These cloths are made to be used with brass and copper items. Not for use with any items that are plated, anodized, coated, or have patina.
Polishing Cloth | Blue: These jewelry safe, soft cleaning cloths are made to polish rhodium plating, gold plating and solid silver. This cloth removes surface dirt and finger prints with ease. It is recommended to clean your silver or plated items after each use to avoid surface build up and oxidation.