The 7+ brush head is targeted towards children seven years and older who are independent brushers.
The 4+ has a shorter brush neck and smaller bristles for children four years old and up.
The new Sonicare For Kids handle is ONLY compatible with the Sonicare For Kids brush heads and vice versa.
How often should the Philips Sonicare For Kids Brush heads be replaced?
Brush heads are extremely important to the effectiveness of a Sonicare. The ADA and Philips Sonicare recommend brush head replacement every three months for optimal plaque removal results.
Two brush heads per packet, either in the 4+ size or the 7+ size.
Features
The two sizes are 4+ and 7+
The new Sonicare For Kids handle is ONLY compatible with the Sonicare For Kids brush heads and vice versa.
How often should the Philips Sonicare For Kids Brush heads be replaced?
Brush heads are extremely important to the effectiveness of a Sonicare. The ADA and Philips Sonicare recommend brush head replacement every three months for optimal plaque removal results.
Two brush heads per packet, either in the 4+ size or the 7+ size.