A natural bristled medium eco toothbrush quick and easy to change natural toothbrush heads bristles are made from boar hair the animal is not hurt in the process it is shorn like a sheep the low and high bristles effectively clean your back teeth as well as everywhere else reduce unnecessary waste buy replacing the toothbrush head dentists advise you change your toothbrush heads every 3 months save money replaceable heads are cheaper than replacing the whole toothbrush han