Replacement Toothbrush Heads with Covers for AquaSonic Black Series, Black Seris Pro, Vibe Series, Duo Series Pro Sonic Electric Toothbrush, Black, 10 Count

Replacement Toothbrush Heads for AquaSonic Black Series (with Covers, Black, 10 Count) Keep Bristles Hygienic Each toothbrush head comes wit a crystal cover for hygienic storage and travel.

Blue Reminder Bristles The blue reminder bristles will fade from blue to white about 3 months, so you know when it's time to replace.

Dentist recommended replacing your toothbrush every 3 months.

Premium End-rounded Bristles With the premium end-rounded bristles, our toothbrush heads can effectively clean all round teeth while massaging and remaining gentle on your gums and teeth enamel.

Angled Slim Neck With the new upgraded angled slim neck, our toothbrush can easily reach to your back teeth, provide you a better brushing experience.