You can buy the crates here:
Germany
At DIY stores:
- Obi
- Hornbach
- Bauhaus
- Globus
- Toom
Note: crates from the company Keeeper are not Euro standard crates. They’re just called “Euro”.
Online only:
- Auer Packaging Good crates, but not the cheapest. You can skip the reinforced bases.
- Ab in die Box
- Die Box Fabrik
- Kruizinga.de