Sonicare. Up to 2x better plaque removal vs. store brands. Up to 100% more plaque removal vs store brand. Up to 2x better plaque removal vs a manual toothbrush. Screw-on system for: Essence; Extreme; Elite; Advance. Fits the natural shape of your teeth for a thorough clean. Fro best results use genuine Philips Sonicare brush heads. No. 1 recommended brand. FSC: Mix board. www.philips.com. www.philips.com/sonicare. Recyclable packaging material. Developed in the USA. Made by Philips in China.