S2 sensitive brush head is especially developed to sensitive teeth past, the laws gums.Dè particularly thin brush hair ensures effective cleaning past, the laws while gentle brushing. 70 % Of plastdelenei this brush head is biobased*.Shift each 3. Month lining to obtain optimal results.Ultrathin brush hair.Unique soft design, special care of your gums with biobased plastic.Reliable teeth cleaning with sonicare.