The King Koil World Extended Life collection features our proprietary Perfect Contour® Reaction coil system and is endorsed by the International Chiropractor Association (ICA) to assure a proper night time sleeping posture and years of a healthier night's sleep.
All King Koil mattresses are designed and built in the USA since 1898.
Backed by the International Chiropractors Association (ICA), the King Koil World Edition collection delivers a comfortable and healthier night's sleep at a value that is comfortable to your budget.
Featuring the new edge-to-edge coil system found only in the King Koil World Edition. The 789 Contour Flex EC with K2 Edge coil system provides a larger and more consistent sleeping surface for a greater night's sleep
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