Original Packaging, Size: king
See link for more details:
https://www.wayfair.com/bed-bath/pdp/sealy-12-medium-hybrid-mattress-with-copperchill-technology-scm10020.html?refid=GX562072873155.~&position=&network=g&pcrid=562072873155&device=c&targetid=aud-903409451890%3Adsa-780220866933&channel=GoogleIntent&gclid=Cj0KCQiAuP-OBhDqARIsAD4XHpcnzAntNxWbRG0svWXXzmw3aKRxevcRY3B6VW2iWw1RdnVYNuo0IW0aAqrtEALw_wcB&piid=39520307