“Break the boundaries of conventional thinking and push the limits of spatial design!”

This is an impossible‑passage toy crafted based on the unique shape of a small bottle.

We’re still refining it—feel free to leave a message if you encounter any issues; I’ll do my best to make improvements.

We recommend using PLA filament for printing—no supports are required, and the print process is incredibly fast!

If you enjoy this model, we’d love to hear your thoughts in the comments—I’ll be thrilled to read them!