The blue BrushMate Dual-Ended Brush design and angled bristles help remove plaque buildup and food debris with regular brushing. Dual size angled soft brush heads to gently clean all sizes of teeth. It has an ergonomic handle with a flat center that enhances grip control. The long neck for hard to reach areas. The special rubber stimulators gently massage pets’ gums. Tongue cleaner to help remove bacteria. The medium Paw Ready Biteblock is designed to allow you to brush your pet’s teeth without constantly worrying about getting bitten. The unique natural rubber design protects your fingers while gently probing your pet’s mouth to allow for brushing. The medium size is recommended for use with pets between 15-85 lbs (7-38.5 Kg).