Interchangeable medium bristle heads

Have you used your super Bio&Smile toothbrush to the max and do you think it's time to change it? It's no use! The Bio&Smile vegetable fiber toothbrush, made of 100% natural and biodegradable cellulose acetate, allows you to change and replace only the bristles of your toothbrush without throwing it away, reducing waste on our planet by 92%. The bristles of this replacement head are made of castor oil, perfect for carrying out a delicate cleaning action on teeth and gums ensuring perfect hygiene of your entire mouth! A choice that will be good for your teeth, the environment and even your wallet! :) MEDIUM BRISTLES 2 heads per box