thingiverse
Case that came with glasses was too bulky for my pocket, so I made one.
Instructions
White ABS was first design, slightly different and printer hot end was playing up, hence weird marbling effect. Red PLA was exactly as loaded files. PLEASE NOTE: soft red cloth is glued inside both to protect glass from scratching.
Direct link to the original creator's page
Click the "View on thingiverse" button above to visit the original model page on thingiverse. You can download the STL file directly from the creator's page for free.
This STL file is compatible with most FDM 3D printers (Creality Ender 3, Prusa MK3S+, Bambu Lab, etc.) and resin printers (Elegoo, Anycubic). Check the original page for recommended print settings and materials.
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Most STL files can be modified using free software like Blender, TinkerCAD, or Meshmixer. Check the license on the original thingiverse page to see if modifications are permitted by the creator.