- Type: Papercraft
- Model: Papercraft Tribute to the computer game Portal
- Creator: tubbypaws
- Skill Level: Easy
- No. of Sheets: 1
- Size: ? in.
- File Type: Image
If not constructing out of cardstock, reinforcing the bottom with a box or something of the like will help in stability in the long run.
Or download from tubbypaws' website.