With this extremely cheap and effective trick- you can print ABS Without A Heated Bed...

It will work with all kind of filament not only with ABS...

For this project you will need:

Old jeans & double sided tape...

Step 1: Printing ABS Without a Heated Bed

https://youtu.be/VyyH0wtO8xQ

Just cut piece of jeans (size - your 3d printer bed)
and glue on a 3D printing surface with double sided tape

Enjoy and Happy printing :-)

Introduction: Print ABS on Jeans Textil BED (Without a Heated Bed)