The first to apply the unique and beneficial properties of silicone to oral care, FOREO's Issa 2 Sonic Toothbrush uses medical-grade silicone that's safe and hypoallergenic, for a brighter, healthier smile. These ultra-soft, hygienic bristles gently hug gums while effectively removing plaque, leaving a professional-quality finish. They're also quick-drying and nonporous to prevent bacteria build-up, and free of phthalates and BPA. A choice of 16 adjustable speeds puts you in full control, while 2x the sonic power leaves your whole mouth clean and with lasting freshness. Read more… The Issa 2 even delivers up to 11,000 high-intensity pulsations per minute to effortlessly break up and remove plaque. Requiring just one charge per year, this revolutionary toothbrush is the quick and easy answer to whiter teeth, healthier gums and exceptional oral hygiene.