BeautySpaceNK Introducing the world's 1st silicone sonic toothbrush & largest oral care advancement in 70 years, ISSA™ 3 Silicone Sonic Toothbrush 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!