Dual-sided. Grime-catching ridges. Strong and durable. Kills 99.9% of viruses (human coronavirus, influenza A2 virus) & bacteria. 3x stronger (compared to a wet paper towel) to outlast tough messes. Bleach-free. Great for: stainless steel; sealed granite; finished hardwood; tubs & shower walls; toilet exterior; litter boxes. Kills Staph (staphylococcus aureus), E. coli (Escherichia coli 0157:H7), MRSA (methicillin-resistant staphylococcus aureus), Salmonella (salmonella enterica), Strep (streptococcus pyogenes), Kleb (Klebsiella pneumoniae). Kills cold and flu viruses (human coronavirus, influenza A2 virus). Safe for use on finished hardwood, sealed granite and stainless steel. The easy way to clean & disinfect. For use on hard, nonporous, non-food-contact surfaces: kitchens; bathrooms; offices; classrooms (Confirm school policy allows for use and/or donation of product. Adults must deliver donations to schools); pet areas; laundry rooms; dorms; locker rooms; gyms. Contains no phosphorus. Questions or comments? Please visit www.clorox.com or call (800) 227-1860. For more product ingredient information, visit www.IndgredientsInside.com. how2recycle.info. Made in USA of global components.