Complete oral care in one device 4-in-1 clean for teeth, gums, cheeks and tongue One charge lasts all year Improves overall oral health by 140% Silicone toothbrush free from nasties with a flexible head Prevents bacteria growth for a hygienic clean Use twice a day for 2 minutes for a healthier mouth The FOREO ISSA 3 has a new Hybrid Wave brush head combining silicone and PBT Polymer bristles into the most comprehensive cleaning tool they\'ve ever made. Brush just like you would with a manual toothbrush but get 140% better oral hygiene results. The smart design - with a flexible head- lets you get into all corners of your mouth for a 360 degree clean. And on one charge, use the FOREO ISSA 3 all year long! That\'s around 11 months longer than any other premium electric toothbrush. Customise your brushing with 16 adjustable settings, with plaque-fighting pulsations of up to 11,000 per minute! It\'s even got a smart memory that remembers the last settings you used whe