Philips Sonicare 3100 HX3673/13, 1 pc, Sonic toothbrush unisex, Do you feel as though your teeth need a more thorough cleaning than a manual toothbrush can provide? The Philips Sonicare 3100 HX3673/13 sonic toothbrush removes more plaque effectively and brushes your teeth and interdental spaces far better. It functions on the principle of sonic vibrations to deliver gentle yet effective movement and circulation. It makes your daily battle with plaque easier and helps you get a brighter smile. Characteristics: cleans even interdental spaces effectively improves gum health easy to access the back of the teeth helps keep teeth naturally whiter massages gums and improves circulation prevents tartar and tooth decay built-in timer USB charging How to use: Follow the instructions for use included.