Briefly Describe The Toothbrush Shopping Guide

Size of toothbrush head: According to the regulations of the American Dental Association, the length of the toothbrush head should be 2.5 to 3 cm, the width should be 0.8 to 1 cm, with 2 to 4 rows of bristles, each row of 5 to 12 bristles, and the head should be blunt and round. These rules can be used as a reference when choosing a toothbrush.

Brush bristles hardness: generally can be divided into soft, neutral, hard three, usually use neutral hardness of the toothbrush is more suitable. When buying toothbrush, usable finger presses brush hair, if finger has prickly feeling, express too hard, unfavorable choose. Commercial toothbrushes are mostly made of nylon bristles. The elasticity, uniformity and hardness of nylon bristles are better than those of pig hair toothbrush, which is more beneficial to oral health care.