Need some help breaking your cat or kitten of undesirable habit, such as sleeping on furniture and rugs, or to keep out of certain areas? Four Paws Keep Off! Indoor & Outdoor Cat & Kitten Repellent. along with consistent training, will help your pet learn where they are not allowed to sleep or lay. Will repel cats and kittens for up to 24 hours with one application. Good for indoor and outdoor use. 6 oz.