King Koil's firm innerspring — traditional coil system with a firm feel for back and stomach sleepers who prefer classic innerspring bounce and airflow.
30-night trial
10-year warranty (limited)
Firmness: 7/10(brand)
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What's included
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| Size | MSRP | Sale Price | Action |
|---|---|---|---|
| Queen | — | $899 | View Current Offer |
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The King Koil Luxury Support Firm is a solid innerspring choice with a few trade-offs — best suited for sleepers who prioritize temperature regulation.
See all top editor picks →Editor score computed from verified specifications by the SleepRanked editorial team. 1 review.
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