Ideal for removing scuffs, stains, marks, dirt, grime, ink and more. Just use water; no chemicals or sprays needed. Blue urethane foam sponge holds water to keep pad moist, and keeps the pad intact over its useful life. Pad will not scratch glass, ceramic tile, fiberglass, porcelain, metal, solid surface, marble, stainless steel, plastic, vinyl, and most wall coatings. Optimal performance of product is achieved when used with water alone. Detergents and sanitizing cleaners are not recommended for use with this product. MinnYaso Magic Mopper Sponge Eraser Pads, the ideal pad for chemical-free floor cleaning. Uses just water, no soap or cleaning solutions to remove stains, soil and marks from hard surfaces. The pad’s unique multi layer white melamine foam cleaning surface that provides a series of fresh cleaning foam layers over the life of the pad. The cleaning surface is attached to a blue sponge that holds and releases water during cleaning. Finally, a fuzzy cloth backing allows the pad to be easily attached to your mop head. When used with water, the Magic Mopper Sponge Eraser Pads will not scratch glass, ceramic tile, fiberglass, porcelain, laminate, metal, solid surfaces, marble, stainless steel, plastic, vinyl, and most wall coatings. The MinnYaso Magic Mopper Pads may dull glossy plastics or other soft surfaces. It may change the appearance of some painted surfaces, and therefore it should be tested in an inconspicuous area using light pressure before use.