still using them [SEP] i found this bargain from a dentist on amazon i did not expect much they are great i like the fact that they have a small head being oral b you know you have a good product i have tmj my mouth can not open very wide without pain so these smaller brushes work well for me they are not tiny as for a child just a little smaller that most brushes a good feature also is they have a stripe in the middle of the brush this will diminish in color as the brush needs to be replaced so you do not have to think how long you have been using the same brush the brush tells you mak pa