TropiClean Fresh Breath Water Additives for Pets are daily oral care solutions to promote fresh breath and healthy oral hygiene. These water additives are available in two different solutions, Hip & Joint and Skin & Coat, so just pick the one that will most benefit your pet. Both solutions promote healthy gums and eliminate bad breath for up to 12 hours. The best part is, they are so easy to use! Just add a capful to your pet's water bowl every time you refill it.