With regard to the women's stuff, I just sent Shogani several links to the German suppliers' stuff in her size.
The three big outfits all have sites that speak English, and Louis ships all over the world. polo has the best kids' gear and is the least pricey. I personally wear Gericke and love it. Futz around, you will find things. It is almost all true to size. I fit between a 36 and 38 in everything, see below me in my 38 Lady Air Coldblack IV summer combo with Dainese boots.
polo
Hein Gericke
Louis
Me in Remagen, not being Carraciola