It offers you an advanced cleaning for stain removal and whiter teeth and helps you to achieve up to 7x more plaque removal than with a manual toothbrush. At the same time the Philips 4100 is gentle on your gums.
Click over to the Philips Product Tester Page and tap on the 'New Test' tab and then enlist for the Philips Sonicare 4100 product trial.