How to make poly spray for sublimation on cotton material

Artist on Instagram: "✅ or ❌ 10th time trying spray cans. I feel like I’m in high school all over again because I should know better than to paint when I’m not in the mood. It’s almost 100% guarantee that I’m not going to be feeling the end result. I’ve been wanting to try to paint the flag w/ cans for a while. I’ve also been wanting to try the neon effect w/ cans for a while too. Decided to combine the two while not really in the mood to paint just equated to failure but, nonetheless, one faile