Are your glass and bathroom mirror smiling like fish scales? This is a very stubborn limescale stain called scale-shaped marks. For those who are looking at a bathroom mirror or tile, this commercial diamond pad is finally here to make a breath out every time you look at your bathroom mirror or tile. The professional design is reusable and durable, and it is even more effective when used with an acid stain remover gel. Polishing Surface (Approx. 3.9 x 2.4 inches (10 x 6 cm); Sponge Thickness: Approx. 1.2 inches (3 cm); Not only can you receive things, but also support email and phone calls: You can work calm while watching professional cleaning and professional instruction manual. Product with peace of mind support (free re-shipping/replacement): We provide free re-shipping support for defects that significantly reduce performance (such as almost all flaking of the polished diamond surface after 1 or 2 uses) for defects that have significant diminishment. We will provide better products with love so buy with confidence. Please note that the free support is limited to the buyer, please refer to the attached product description for details.