urineOFF Cat & Kitten Stain and Odor Remover and Pheromone Blocker Guaranteed to remove urine odor and stain For use on all surfaces, recognized by carpet institute Larger economical size, covers more area Completely and permanently removes stain and smell of urine Special bio-enzymatic formula Used by groomers, trainers, kennels, and veterinarians For use on litter boxes, walls, carpets, furniture, floors, and more Approved as safe by Carpet Rug Institute