NOSTOSON Replacement Toothbrush Heads Compatible with Oral B Braun Electric Toothbrush, 16 Pack Professional Refills with Dupont Soft Bristles for Pro 100 3000 5000 Genius Vitality Smart(Not for iO)

["[Unmatched Compatibility] Precision-engineered to perfectly fit Oral B Braun handles, including Pro 1000, 3000, 5000, 8000, Genius, and Vitality series. (Note: NOT compatible with iO or Sonic)","[Premium DuPont Bristles] Crafted with genuine DuPont Tynex filaments, featuring a high-density arrangement that is 33% softer than standard nylon. Provides a deep clean while remaining ultra-gentle on sensitive gums","[End-Rounded for Safety] Each bristle of the toothbrush head is 99% end-rounded through a 7-stage polishing process, ensuring zero scratches on tooth enamel and a professional dental-grade experience at home","[Indicator Bristles & Color Rings] Features blue indicator bristles that fade to white when it's time for a change (every 3 months). Includes 4 identifiable color rings for easy, hygienic family sharing","[Value 16-Pack & 12-Month Supply] Get a full year of premium oral care for the whole family in one purchase. Easy \"click-in\" installation ensures a secure, rattle-free brushing session every time"]