I loved trying out this way to get a design from procreate to Illustrator. It's always a hassle and never really sharp and crisp but this way it comes pretty close! :-) Thank you Gemma!

1. Here's the Procreate design:

 

2. Next: convert to vectors in Adobe Illustrator:

 

3. preparing the pattern:

 

4. Ready for mockups! Works on a black T-shirt:

 

5. Fits on a creme coloured hoody:

 

6. And on a tote bag of course!

 

Voila!