Product Description This toothbrush, designed for periodontal disease prevention, features a double effect to address concerns about "gaps between teeth" and "weak gums." It will be newly released as a part of the existing double toothbrush series, with a design that emphasizes "cleanliness" and "luxury." Ingredients and Materials [Handle Material] Main body... Polypropylene Rubber part... SBC [Bristle Material] Saturated polyester resin Safety Warnings - Please brush gently to avoid hurting your gums. - After use, rinse thoroughly under running water and store in a well-ventilated area to dry. - Avoid exposing to chlorine-based disinfectants, bleach, or hot water as it may cause discoloration or deformation. - Replace when bristle tips become splayed. Important Notice (Disclaimer) > Please read carefully [Delivery Companies] Yamato Transport Co., Ltd., Sagawa Express Co., Ltd., Japan Post. [Please read carefully!] *For products eligible for delivery via mail service, non-standard size, Yu-Mail, and Letter Pack, they will be shipped using the respective delivery method. Thank you for your understanding. (*Delivery company and method cannot be specified; thank you for your understanding.) *Occasionally, there may be box