Oral-B Pro Kids 3+ Frozen Elec T/brush Repl 4Pk The Oral-B Kids 3+ replacement electric toothbrush heads give kids the fun of Disney Frozen with the gentle, effective clean of a dentists-recommended Oral-B toothbrush. The extra soft bristles and small round head are specifically designed for kids and they are compatible with all the Oral-B Kids electric toothbrushes.Specifically designed to be gentle for kidsRound brush head, sized for small mouthsGentle on gums with extra soft bristlesSuitable for ages 3+Dentists recommend changing brush head every 3 months to keep an optimal cleaning efficacyCompatible with all the Oral-B Pro Kids electric toothbrushesOral-B is #1 brand most used by dentists worldwide with clinically proven resultsSafety InformationPeriodically check the entire product/cords/accessories for damage. A damaged or non-functioning unit should no longer be used. If the product/ cords/accessories are damaged, take it to an Oral-B Service Centre. Do