These are some test prints on canvas using PLA Flex

You can create your personalized t-shirt

Video: https://youtu.be/RKp0g_upI-w

I used an extruder temp of 220-225°C in order to favor the adesion with the canvas but against, an high temperature, produces filaments so you have to test wich temperature provide better results

Is better to keep the number of layer between two or three max