I mix up those two ideas

https://www.printables.com/model/360961-gridfinity-window-divider-bins-with-top-loading-gl

https://www.printables.com/model/178924-large-window-bins-boxes-for-gridfinity

These are is a 2x2x6, 2x3x6, and 2x4x6 1-Compartment variants of ZackFreedman's #Gridfinity Window Divider Bins.

Now the steps are:

Print Slide the glass into the main body (Being careful. It is glass after all.) Apply some superglue to the area just above the glass on the left and right. Slide the top on. Wait for glue to dry. I know this won't be everyone's thing but honestly the top sliding on feels a lot more secure to me, even without glue.

I used these slides: https://www.amazon.de/gp/product/B08Y7WMYB8/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1