• This product is compatible with Y Toothbrush and Sonic 3000 models.
• Patented Angled Brush Heads 
• 2-Pack Mix:
• 1 Black Perio Brush Head (Gums massage Teeth Cleaning). Perio Brush head is made of ultrasoft bristles (white) outside and cleaning bristles (green) inside. Made for polishing off stains from the surface of teeth while massaging the gums.
• 1 White Cleaning Brush Head (Teeth cleaning). Wavy bristles shape for better cleaning. Special Soft Brisltes - gentle and effective with gums and teeth.
• Each brush head lasts 3 months.