Is your child only wetting at night? Day and night?
If it is only nocturnal
, up to 20% of 6 year old have this problem that is called enuresis.
It can also run in families.
Couple of things, take him off pullups, so he can feelwhen he wets and wake up, limit fluid intake after 600 pm, avoid teas and sugary drinks and make frequent bathroom runs.