Description DentalPro Interdental Brush removes almost all plaque when regular brushing and flossing cannot reach, thus provide effective protection against periodontal disease. When combined with brushing, DentalPro Interdental Brush removes 37-percent more plaque. Best-selling Interdental Brush in Japan (Made in Japan). Ultra soft slim bristles at the tip for easy insertion between teeth. Effective bristles for thorough plaque removal .Combine Tooth brushing and Interdental flossing, plaque removal rate up to 95-percent .(Only Toothbrush: 58-percent). Advantage of Interdental Brush: First Priority on "Usability" Soft bristle tip reduces the load on gum when entering gaps. Caps for portability are attached. Package convenient for storage at home and carrying. Uses two types of bristles Using thin bristles for the front and thicker ones for the rear end of the brush makes it easier for insertion between teeth and more gentle when brushing the gums (except for size 0 and 1). Wire Durability Test It can attach 500g Weight and bend 90°.Made by Nylon bristle and iron wire. Use for cleaning interdental area. Can bend the brush portion from the plastic part of the interdental brush. Surpassing ISO standards: The standards we set for the wire endurance test ( 90 degree bending test that put a 500g weight on the brush ) for the I shape is 1,000 times. L shape is 500 times (*ISO standard is 20 times). How to use Interdental Brush: Plaque removal rate is improved to 95% by combination use with toothbrush!Package convenient for storage at home and carrying. An interdental brush is to be inserted from the side of the gap that the gum and two teeth formed (called interdental triangle). Insert it into not between tooth but into the gap that within the gum and two teeth. Get through softly to the narrow gaps that conventional brushes could never reach and completely remove interdental plaque! The interdental brush can be bended at a desired angle by bending the plastic tip so the best angle is obtained for each user's teeth condition. How to take care Interdental Brush: The interdental brush can be used upto 5 times with washing and taking care after used. It has to change when bristles are frayed or wire is ben