Philips One by Sonicare Brush Head are designed for the Philips One battery toothbrush, an ultra-portable electric toothbrush that keeps your smile bright. Always be ready to touch up your smile, no matter where the day takes you. Color match your handle or mix it up for your own unique style! Micro vibrations and tapered bristles polish teeth for a brighter smile. Dental Professionals rmend replacing your brush head every three months for best results. Compatible only with Philips One by Sonicare electric toothbrushes.