Suitable for XIAOMI T100 Features: 1. Soft DuPont bristles, compatible for touchy tooth to use 2. Ultrasonic electrical toothbrush can effectively remove plaque and decrease gingival necrosis. 3. Adopt DuPont American tynex normal zero bristles bristles,gently for your teeth. 4 bristle tip diameter, deep clear the gap between teeth 5 authorised via FDA and UV sterilized. 6 sealed packing, far more safe to use. 7 replace the toothbrush heads every three months eight you've got any questions about the toothbrush model, you should consult customer service. Thank you. Note: Be sure to buy a toothbrush head equivalent to the electric toothbrush model Buy2,GET10% OFF BUY MORE,GET MORE DISCOUNTS Suitable for: XIAOMI T100 Feature of product: brush head nozzle for brush cutter nozzle oclean toothbrush toothbrush nozzle replaceable mop nozzle toothbrush head electric toothbrush