Paw Ready Pet Dental Hygiene Kit for dogs and cats includes a Toothbrushing Aid and dual-head toothbrush. The product is used together to make toothbrushing more manageable and a better experience for pet parents, dogs, and cats. The Brushing Aid helps access your dog and cat's teeth, allowing the dual-ended brush to provide a deep, gentle clean. Available in two colors (blue and orange) and two sizes (small and medium). The small size is recommended for dogs and cats between 5 and 15 lbs. (2-7kg) and is safe for Puppy’s 28 baby teeth. The medium size is recommended for dogs and cats between 15 and 85 lbs. (7 and 38kg).