These nylon bristles have exceptionally consistent and superior quality. The heads lock into place and do not dislodge with use. Replacement heads come in a handy 3-pack, you essentially get 3 toothbrushes for the price of 1, with less waste and a much lower bacterial load. These factors are key when it's time for a new brush due to use, illness or a recommendation to switch bristle firmness.
Directions Remove Head as shown. Clean Handle. Insert Replacement Head. Press in Head until you hear CLICK. Head is now safely and securely in place.
Other Ingredients: 3 Replaceable heads for toothbrushes. 100 % recyclable
Warnings: Keep out of reach of children. See product label for more information. Choking Hazard. Small parts. Not for children under 3 years. Unattached Heads should not be placed in mouth. Store & dispose of Heads responsibly.