Simple Solution Extreme Stain and Odour Remover for cats is 3 X stronger (vs Simple Solution Stain and Odour Remover)The only formula which contains both Pro-Bacteria and enzymes which effectively eliminate tough dog and cat odours and stains fasterExtreme Stain and Odour Remover for cats is a professional strength formula specifically designed to clean mess from pets such as vomit, urine and faecesCompletely ridding your home of odours and discouraging pets from repeat markingSafe for use on carpets, upholstery, bedding, clothing and any other water-safe surfacesSimple Solution is completely safe for use around pets and children when used as directedHandy Trigger spray action for easy and targeted usesize: 500ml