Features: brand new and high quality Dental Healthy at Your Fingertip: The bristles on each dog toothbrush effectively reduce plaques and tartar, prevent oral diseases, and freshens your pets breath. Easy to Use: The soft finger brushes are gentle to your pets gums, but strong when it comes to removing plaques and tartar One Size: Fits most of people. 2-Finger design, opening (inner diameter) is about 0.73" and 0.79" separately. Safe Material: Our soft finger toothbrush is safe to use for cats or dog dental care; Great for establishing a brushing routine for your puppies, dogs or cats. Dental Care: Advise to pair with toothpaste for dogs to get actual cleaning effect. Specifications: Material: TPR Color: Pink/Green/Yellow Size (Approx.): Brush 60mm/2.36"(Height)x18.5mm/0.73"(Inner Diameter), 55mm/2.16"(Height)x20mm/0.79"(Inner Diameter) Weight: Approx. 17g Package Includes: 1 Piece Dog Toothbrush (Pink/Green/Yellow) note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!