The Speedy Plate cleaner is a must-have for anyone who wants to keep their jewelry and precious stones sparkling clean. The Metal Cleaner Plates come with an Activator Solution and an Instruction Booklet, making it easy for you to use at home. The set includes two Metal Cleaner Plates with (2) 16 oz. Containers of Activator Solution and Instructions for Non-Toxic, Heavy Duty Cleaning. This product is suitable for Gold, Silver, Gemstone, Sterling Silver, and Silver Plated items. It is made in the USA, ensuring quality and reliability. Get your hands on this Speedy Plate cleaner, and say goodbye to dull and dirty jewelry! (2) Metal Cleaner Plates included are (1) 8"x6" Rectangular & (1) 3" Diameter (See pics attached for measurements) (2) 16 oz. Containers of Activator Solution. (1) has been opened, but looks to have not been used and (1) still has top sealed, however the bottom of the container has been cracked. I placed a piece of tape on it to ensure none of the powder could escape. See pics attached for condition) I don't believe this product has ever been used.