Bell & Bone Dental Bites for Cats - Tuna with Spirulina are healthy, natural and effective to help prevent and reduce plaque and tartar for cats 6 months and older. Made in Melbourne by industry experts, they're grain and filler free, with a chewy texture to scrape against teeth, and full of active ingredients like Ascophyllum Nodosum (seaweed), Vitamin C, and Zinc, to fight against dental disease.