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Dual-Sided Card Wallet (DUMB Wallet) 3D Printer File Image 1
Dual-Sided Card Wallet (DUMB Wallet) 3D Printer File Image 2
Dual-Sided Card Wallet (DUMB Wallet) 3D Printer File Thumbnail 1
Dual-Sided Card Wallet (DUMB Wallet) 3D Printer File Thumbnail 2

Dual-Sided Card Wallet (DUMB Wallet)

npopson avatarnpopson

March 9, 2025

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Description

Part of the beloved DUMB Wallet family: Same DUMB design - Designed Using Minimal Bullshit. But now it has two sides. *cue the crowd gasping in awe*

 

Ever thought, “Damn, I wish my wallet had another side”? Well, here you go. It’s DUMB, but TWICE. Doubly dumb? Dumb dumb? 2 Dumb 2 Functional? 2 Dumbs 1 Cup? Wait, what the eff am I talking about…

 

The DUMB & DUMBER.

Why Two Sides?

  • Separate your cards: Main cards on outsides, extras on the insides.
  • Hold cash: Folded into thirds, fits perfectly.

Support (my dumb ideas):

  • If you want to buy me a beer or just reach out, you can find me here. Whether it’s feedback or just a nod of appreciation, I’m always happy to hear from people. But let’s be real - the most effective form of communication is cold, hard cash (or beer).

STL Files:

  • Sizes: Comes in 2+1, 2+2 through 2+8 card configurations.
  • Smooth & HEX faces: You want a cool pattern, go with the HEX. If you want it smooth and silky, or you want to imprint your mom’s phone number, go with the Smooth.
  • Exact Dimension: Internal depth = Number of cards × 1.1 mm (e.g., 6-Cards = 6.6 mm). If you measure your card stack, you may find that a lower card-count model fits fine. The design is intentionally conservative to work for everyone.

Printing Tips:

  • Brim: If your bed adhesion is great, no brim is needed. If not, use a brim.
  • Layer Height: 0.20 looks really good. 0.12 looks incredible.
  • Material: Whatever makes you extra happy is what I want you to use. Except TPU, that wont work. And Silk PLA is a bit brittle. And CF filaments will go through skin into your blood stream according to 0 research studies. If that doesn’t get you, the microplastics from any other filament will. In summary, you are screwed.

Part of the Growing Family

Original Edition: Smooth surfaces all around, primed for some debossed text of your mom's phone number.
HEX Edition: Just a little bit sexier (and with extra grip to boot). It’s still as dumb as ever, just with more drip.
AirTag Edition: Self explanatory. And it is fantastic.
DUMBASS Wallet: This version has it all. Money clip, pocket clip, keychain accessory, lanyard accessory, ID badges, AirTag support. 
DUMB & DUMBER: Same DUMB wallet, TWICE. Dual sided.
DUMB BOX: A coin/money box for your DUMB wallet

Changelog:

  • V1.2 2025-03-08 - Initial release.
  • V1.2B 2025-03-09 - Center spine thickened by 0.3mm to match the back thickness of the other wallets. This helps with card retention because it is less flexy. I don't know what dumbass thought I should mess with the thickness to save 0.3mm.
  • V1.2C 2025-07-08 - Added 2+10 and 2+12 sizes.
  • V1.2D 2025-09-30 - Added CUSTOMIZE option. Make the exact number of cards you desire on both sides!
Boost MeIf you scroll past this boost button and don't click it, does the button even really exist?

 

License:

BY-NC-SA

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