Torus Plaque Tottoru Dent Trainer Soft Brush Premium 10000 Features: ● This is a pet toothbrush with ultra-flexible bristles, perfect for pets who dislike brushing. ● With an overwhelming 10,000 bristles, it removes a large amount of plaque and dirt at once. (Human children's toothbrushes have about 500 bristles) ● Designed to JIS standards (toothbrush) with spaces between the bristles to maintain hygiene, making it mold-resistant, hygienic, and long-lasting. Size (approx.): Width 65 x Depth 20 x Height 203 mm [ Specifications ] Handle: PP Bristles: Nylon Stiffness: Soft Heat resistance: 100℃ Country of origin: Japan How to use: Listed on the back of the product. Replacement time: It is recommended to replace it every 1-2 months as the elasticity decreases with use and the cleaning effect diminishes.