Product Description - The high-density bristles at the tip reach targeted areas. - The ultra-fine bristles at the back scrape away plaque accumulated in periodontal pockets. - Contains Platinum Colloid Ceramics (PCC) for excellent plaque removal with black bristles. - Large head with 41 holes for efficient brushing in a short time. - Handle colors: Blue, Green, Red, Yellow. Note: Handle color cannot be specified. Usage Instructions - Brush gently to avoid hurting the gums. - After use, rinse thoroughly under running water, shake off excess water, and store in a well-ventilated area. - Do not soak in chlorine-based disinfectants, bleach, or boiling water as it may cause discoloration or deformation. - Replace when the bristles start to bend. *This product comes in four colors and will be shipped randomly. Please be aware of this in advance. Materials and Ingredients [Handle Material] Main Body ... Polypropylene Rubber Part ... EPDM, Polypropylene [Bristle Material] Saturated Polyester Resin Safety Warnings - Brush gently to avoid hurting the gums. - After use, rinse thoroughly under running water, shake off excess water, and store in a well-ventilated area. -