There are a total of 16 children's toothbrushes. 〈Second Image〉 These were given at a hotel and come with toothpaste gel. 〈Third Image〉 These were given at a dental clinic. 〈Fourth Image〉 These were given at a dental clinic. For ages 1-5. 〈Fifth Image〉 These were given at a dental clinic. For ages 1-5, for final polishing. 〈Sixth Image〉 These were given at a dental clinic. For ages 1-5, for primary teeth. 〈Seventh Image〉 These were given at a kindergarten. 〈Eighth Image〉 These were given at Uniqlo. For ages 0-3, for infants. Purchased, for ages 0-3, for final polishing.