Suitable for Xiaomi Mijia T300/T500 Features: 1. Soft DuPont bristles, appropriate for sensitive enamel to apply 2. Ultrasonic electrical toothbrush can effectively remove plaque and decrease gingival necrosis. 3. Adopt DuPont American tynex classic 0 bristles bristles,gently for your teeth. four bristle tip diameter, deep clear the distance between tooth 5 accredited via FDA and UV sterilized. 6 sealed packing, much more safe to use. 7 replace the toothbrush heads every single three months 8 you have any questions about the toothbrush model, you must seek the recommendation of visitor service. Thank you. Note: Be certain to buy a toothbrush head comparable to the electrical toothbrush model Buy2,GET10% OFF BUY MORE,GET MORE DISCOUNTS CURVE SHAPED DESIGN FITS TEETH DEEP CLEANING AT HARD-TO-REACH AREAS TARGETS PLAQUE IN HARD-TO-REACH AREAS SUITABLE FOR MOST XIAOMI ELECTRIC TOOTHBRUSH HANDLE MODELS Suitable for: XIAOMI T300/T500 Feature of product: brush head nozzle for brush cutter nozzle toothbrush toothbrush nozzle replaceable mop nozzle toothbrush head electric toothbrush