Introducing the world's 1st silicone sonic toothbrush & largest oral care advancement in 70 years, ISSA™ 3 cleans it all - teeth, gums, cheeks and tongue! Featuring medical-grade silicone and PBT bristles, it’s tough on plaque yet non-abrasive on gums - so sensitivity and receding gum lines are a thing of the past. ISSA™ 3 combines Sonic Pulse with an innovative bacteria-resistant silicone hybrid brush head - so you can use a natural manual gesture while experiencing electric toothbrush results. Brushing has never been so easy! Features & Benefits • Improved Hybrid Wave brush head with 2x stronger bounce-back bristles • 10,000x more hygienic than nylon silicone + PBT Polymer bristles • 16 speeds of Sonic Pulse technology for a completely customized brush • Clinically proven to improve overall oral hygiene by 140% • Removes 30% more plaque than a manual toothbrush • Prevents gum recession & damage to tooth enamel • Up to 365 days of brushing on a single charge