Philips Sonicare One Toothbrush Heads are designed for optimal cleaning with micro vibrations and tapered bristles. Compatible only with Philips One by Sonicare handles, these heads ensure a bright smile with every use. Ideal for maintaining oral hygiene, they are easy to snap-on and replace every three months for best results. Key Features Micro vibrations and tapered bristles polish teeth Compatible only with Philips One by Sonicare Handles 2-minute timer with 30-second notifications Brush heads match colorful handle for sleek look Philips Sonicare One Toothbrush Heads are designed for optimal cleaning with micro vibrations and tapered bristles. Compatible only with Philips One by Sonicare handles, these heads ensure a bright smile with every use. Ideal for maintaining oral hygiene, they are easy to snap-on and replace every three months for best results.Hold The Toothbrush At A 45-Degree Angle To The Gum Line And Move It Back And Forth In Short Strokes.Keep Out Of Reach Of Children To Prevent Choking Hazards.