You'll never forget to replace your toothbrush again with this handy four pack of replacement bristles for Slim AND Pocket Sonic Toothbrushes!
Fading blue bristles let you know when it's time for a new head...about every three months.
The bristles are medium weight--dentist recommended for optimal sonic cleaning!
Please note that these heads are
NOT for our Sonic+UV countertop toothbrush (discontinued item). Those replacement heads can be ordered here.