Our Brush Heads are compatible with all AutoBrush Kids & Adults models. Our food grade silicone bristles are powerful yet safe on enamel and gums. They are available in various sizes for children and adults. Kids Brush Heads are split by age, but both kids and adult brush heads should ultimately be chosen based on the size of the useràmouth. Unlike traditional toothbrushes, our Silicone Brush Heads are designed to provide a 360#overage of all surface spots. Since all teeth are brushed at the same time instead of individually, this means faster brushing time compared to a traditional toothbrush. With manual or electric toothbrushes, there is also a risk of brushing too hard. This can lead to a receding gum line and your enamel being exposed, leading to permanent damage With AutoBrush and our silicone brush heads, there is no risk of brushing too hard. Our brush heads are perfect for people with sensitive or receding gums. All of our AutoBrush Brush Heads are safe to use with braces, veneers, crowns, fillings and all dental work. They are soft, flexible, and easy-to-clean. Our long bristles reach beyond the gumline and massage gums to loosen debris and promote proper blood flow. Toothpaste can simply be applied directly to Brush Head from one end to the other on both sides, then let your AutoBrush device handle the rest!