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Lighting

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Mattress Comfort

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Additional Mattress Brands

Mattress Brands

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The supportiveness of the mattress surface, ranging from extra firm for maximum support to ultra plush for a softer, cushioned feel.

Mattress Comfort Level

The internal components and support system of the mattress, like innerspring, memory foam, or hybrid.

Mattress Construction

The style of the mattress's uppermost comfort layer, such as a pillow top, euro top, or tight top.

Mattress Top

The overall measurement of the item from the floor to its highest point (how tall the item is).

Height

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King Koil® Xtended Life Onyx 11.5" Wrapped Coil Extra Firm Tight Top Twin XL Mattress

Elevate your sleep with cool, breathable luxury. Super Stretch Tencel fabric and a silk wool blend wick away moisture, while dual layers of firm graphite latex deliver responsive support. The encased coil system minimizes motion and provides targeted pressure relief for consistently comfortable, restorative nights.

King Koil® Xtended Life Onyx 11.5" Wrapped Coil Extra Firm Tight Top Twin Mattress

King Koil® Xtended Life Onyx 11.5" Wrapped Coil Extra Firm Tight Top Full Mattress

King Koil® Xtended Life Onyx 11.5" Wrapped Coil Extra Firm Tight Top Queen Mattress

King Koil® Xtended Life Onyx 11.5" Wrapped Coil Extra Firm Tight Top King Mattress

King Koil® Xtended Life Onyx 11.5" Wrapped Coil Extra Firm Tight Top California King Mattress

King Koil® Xtended Life Onyx 11.5" Wrapped Coil Extra Firm Tight Top Split California King Mattress, Includes 2 Pieces

Elevate your sleep with cool, breathable luxury. Super Stretch Tencel fabric and a silk wool blend wick away moisture, while dual layers of firm graphite latex deliver responsive support. The encased coil system minimizes motion and provides targeted pres

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SAVEUPTO$1000^*on select mattress sets

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King Koil® Xtended Life Onyx 11.5" Wrapped Coil Extra Firm Tight Top California King Mattress

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BlackNovember

SAVEUPTO$1000*on select mattress sets

Extra Firm

1 Applied Filters:

King Koil® Xtended Life Onyx 11.5" Wrapped Coil Extra Firm Tight Top California King Mattress

Main Store

Warehouse

Connect With Us

See What People Have to Say About Us

SAVEUPTO$1000^*on select mattress sets