Oral B Kids Toothpaste 75ml. 3+ Years Toothpaste. The Oral-B Kids 3+ Toothpastes with Disney characters are developed with dentists to help prevent cavities and help parents teach healthy habits.. Oral-B Kids 3+ Toothpastes are specially designed to protect teeth against acids from sugars in everyday food. For healthy and strong teeth, these sugar free toothpastes with mild flavours are specially designed for kids.