I would recommend not brushing it.. use a wide tooth comb only when wet instead. My 17 month old has hair like this and I am still trying to figure out what to put in it to keep the curls nice once dry. I hope you get some good feedback
2c hair... high porosity

Co-Wash- Vo5 Moisture milks
Conditioner- Tresseme Naturals
Products: LALooks Sport mixed with distilled water to form spray gel

DD1- 3a/3b hair
DD2- 2b?? we shall see as it grows!!