4x8 bubble mailer boxes
thingiverse
Two versions of this object are available: v1.0, which is NOT stackable and doesn't have a window v1.5, which is stackable and has a viewing window These are designed to fit a 4x8 bubble mailer laying down and are able to be printed on a stock Ender 3 bed. You may need to increase the bed size in Cura/your slicer to 225x225 in order for it to fit but it will.
Download Model from thingiverse
With this file you will be able to print 4x8 bubble mailer boxes with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on 4x8 bubble mailer boxes.