Those intimidating tags were never aimed at you. They were created to keep manufacturers honest, forcing them to clearly list what was inside pillows and mattresses before they were sold. The warning was meant for businesses, not for the person sleeping on the product. Once you buy it, you are completely free to remove the tag without any legal risk, guilt, or secret violation.
People snip them off because they crinkle, scratch, or poke out of pillowcases, and doing so won’t affect comfort, safety, or performance. Still, there is one good reason to keep them: they quietly hold useful information—washing instructions, material details, and manufacturer contacts that can help with allergies, cleaning, or future replacements. So if that tag has ever made you feel oddly nervous, you can finally relax: the only power it ever had was the power you unknowingly gave it.