About 

This  is 7 day pill holder with lid for use with  Gridfinity System 

The best things in life are integer multiples of 42x42x7mm.

Gridfinity could be your workshop's ultimate modular storage system to keep you productive, organized, and safe. It is free, open source, and almost 100% 3D printable.

Origins of Gridfinity

Alexander Chappels Assortment System, licensed under CC-A-NC-SA, partly inspired Zack Freedman's initial designs of Gridfinity. The Gridfinity designs were first released in the video "Gridfinity: Your Ultimate Modular Workshop is FREE!" as a framework for the community to extend.