Wisdom Step 1 from 0 to 2 years. Step 2 from 3 to 5 years. Step 3 from 6-8 years. Step 1 is specially designed for cleaning first teeth with unique handle design. Perfect for baby to chew on an play with; perfect for parents with its easily manoeuvrable handle and short neck. Step 2 ideal for milk teeth featuring a small head with active tip to clean the vulnerable biting surfaces. The fun filled, ergonomically designed handle engages the child whilst allowing parents to aid and supervise the brushing activity. Step 3 is specially designed with multi-level filaments to clean a mix of permanent and milk teeth and a handle designed specially for childrens’ changing motor skillshbrush sent may vary in colour from image shown. Image is an example only.