Stage 5 of a 6-Stage Oral Care System which grows with your child from birth to age 12 to help develop a love of brushing and good oral habits;Babies and toddlers love the 360 Toothbrush Step 1 and moms approve-innovative design featuring soft, round tipped bristles 360? around brush head, which allows for proper cleaning of teeth without twisting the wrist;10 times more bristles enables greater removal of plaque, food particles and effectively cleans and massages baby's tongue, teeth and gums, when compared to conventional, one-sided toothbrushes;Easy, for home and on-the-go oral care! Can be used with water only. Designed to be more quick drying than a regular toothbrush;Step 1, for ages 4-24 months, developed in partnership the Osaka University Infant Dental Clinic;The difference is in the bristles - over 10,000 microfiber bristles - soft 0.07mm bristles;Softer, more effective brushing - removes 1.8x more plaque than regular toothbrushes;May be used with only water;Reaches everywhere;Stage 5 of Baby Buddy's Oral Care Program