Effective spray to remove urine stains and prevent odours Suitable to combat urine spraying in younger and older cats 100% Biological: safe for humans and animals High performance bio-technology: uses the power of enzymes and friendly bacteria No alcohol or solvents Gets rid of fresh and dried-in stains Residue-free removal of urine from hard and soft surfaces Ideal for cleaning cat litter trays Breaks down uric acid crystals For permanent stain and odour removal Sensitive cat noses wont detect remaining urine smells With Pheromone Blocker: Prevents renewed scent marking Fragrance Free: Eliminates smells, rather than masking them Gentle citrus scent: Disappears as soon as the product has dried Recommended by vets Made in USA