I found those Pakhuis Oost baskets in my town of Toulouse :
If you want to get them online, you can see them in a lovely shop : Nelly Pepper.
I's a shop dedicated to colourful and bright homeware. You will find for exemple very funky tableware like French Bull.
The Pakhuis Oost dot fabric baskets are available in small and medium size. And if you want a pencil case, a purse or a pouch, you can have one with the same fabric :