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Simmons Beautyrest Harmony Lux Carbon Plush Twin XL Mattress - 700810909-1020

Simmons Beautyrest Harmony Lux Carbon Plush Twin XL Mattress - 700810909-1020 - Main image
$1183.36 $1849 In stock

Category: Mattresses

Beautyrest Harmony Lux Carbon Series features our latest innovations in support; comfort; and cooling that work together in harmony for a better night's sleep. Its new and innovative coil design and support system; advanced pressure relieving foams; uniquely engineered cooling technologies and exclusive sustainable fabric technology makes this collection the ultimate choice in premium bedding. Featuring our RightTemp Wave Foam; our Harmony Lux Carbon Series sleeps cool and comfortable all night.



Please note due to hygienic and health regulations we are unable to accept returns for this product. All mattresses are custom built by Simmons at the time of your order.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Please contact us for the refund processing timeframe before returning an item.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Return arrangements

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

David I. ★★★★★

The plush top really does cradle you without that sinking feeling, and I’m waking up with way less tossing and turning. My back feels noticeably better after just a week, and the mattress stays surprisingly cool all night.

Joshua X. ★★★★★

I was skeptical about the coil design mattering much, but the support along my hips and lower back is noticeably better than my old mattress. The carbon infusion in the foam keeps it feeling cool even when I sleep hot, and the plush top is exactly the softness I hoped for without losing firmness.

Sebastian ★★★★★

The carbon fiber infusion really keeps this mattress cool, even on warm nights, and the plush top feels like sleeping on a cloud without sinking in too deep. I’ve woken up noticeably more rested since switching to this Twin XL.

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