Nylon bristle brushes are the most common type of toothbrushes worldwide. Smile Brite supplies very high quality nylon brushes with full "end rounding an polishing of the bristles" this critical step ensures that there are no rough bristle ends to harm the gums or the enamel. Unlike other major toothbrush manufacturers, Smile Brite utilizes a state of the art end-rounding and polishing process with superior quality control at every stage. The fixed head line also features an ergonomic ez-grip handle with state of the art design to reach all corners of your mouth easily and effectively.