They def has matching girl boy and different ages/stages.
My friend matches all 5 kids ages 9-1 from h&m all the time. All kids have different styles clothing appropriatefor their age but same fabric. Its so adorable.
Regular button down shirt for older boy, wandering collar 3 button shirt for younger boy. Sleeveless dress w tee for older girl. regular dress for younger girl and a short romper w bubble sleeves for baby.
They have such collections often.
Cute as a button. )
But I don't know about shabbos. That's weekday clothing....