Hybrid Brush: Combination of Silicone & PBT Polymer. Inner PBT Polymer bristles deliver stronger brushing of teeth for more vigorous cleaning of plaque buildup. Outer Silicone bristles massage the gums,
Hygienic Silicone: The natural properties of silicone and polymer harbor less bacteria compared to nylon bristles for a more hygienic brush head.
Smart Swedish Design & Lasting Value: 8 adjustable intensities for more customized brushing. Up to 365 uses per each full charge (6 months). Rechargeable with USB cable. Fully waterproof. Brush heads last up to 6 months. 3D flexible brush head. Built in timer.
Body Safe: Hypoallergenic and free of BPA and phthalates