Emergency Med Box

I made Remixed this Model to Fit a emergency med my son takes Size is 200mm x 78mm x 44mm In My pictures i used a m3 x 35mm with nylon nuts but it can thread in with a m3 x 30mm I wanted extra durbilty cause its going to be tosed in bags over and overI didn’t make a seal for it but one can be remixed from the original makers files