A fun and iconic keychain inspired by the classic ERROR sign from Garry’s Mod. This lightweight accessory is perfect for fans of sandbox games, modding culture, and internet humor. The bold text design makes it instantly recognizable and a great conversation starter.

Simple geometry ensures easy and reliable 3D printing, while the integrated loop allows it to be attached to keys, backpacks, or zipper pulls. Ideal as a small collectible, gift, or novelty accessory.

Recommended Filaments

PLA / PLA+ – best choice: easy to print, crisp text details

PETG – more durable, suitable for everyday key use

ABS – strong and heat-resistant, but requires controlled printing

TPU – not recommended, text may lose sharpness