• With Christmas around the corner, I wanted to share this idea, in case you (like me) want to combine your passion for 3D printing with the need to send holiday greetings to your friends and family. • Let’s send them a 3D-printed Christmas cards this year! • I love sending physical post to my friends - postcards from my travels, little greetings to those I don’t get to see often - it always cheers people up when they get mail! • And I thought, “Could postcards be 3D-printed and would they actually be delivered?” Yes, they could. • And people love them! • You can download our Christmas card designs on Printables or use them for inspiration and create your own.

Article Summaries:

  • A hobbyist has demonstrated that Christmas postcards can be 3D‑printed and successfully mailed. Using PrusaSlicer, the author created multicolored designs that can be printed on single‑extruder Prusa printers, with manual color changes limited to four hues. The cards include address and message fields and are printed in PLA or PLA blends. Test prints were shipped to the Czech Republic and the U.S.; they arrived intact, and postal stamps adhered normally. The designs are available on Printables, and the article offers tips for creating custom lithophane or photo‑based postcards.

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