10mm LED clips

thingiverse

This is for utilizing double-sided tape, I employ the kind that can be obtained at the dollar store, comes off in small squares almost exactly this size. You would think it's securely attached after being there for a couple of hours, no exaggeration, will strip paint when you remove them if you're not cautious. Very sleek, you don't even notice them, the waterproof 10mm lights fit snugly and can be installed periodically.