Taking stickers of a flat black helmet?

My motorcycle helmet has these stickers on it that I want to take off? Not the dot or snell stickers other ones that came on it? I tried to peel them off but it didn't seem to work too good. Can I use goo be gone or acetone on it? Or will these ruin the paint?

Don't rub too much or you will have a flat black helmet with gloss black spots on it!

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