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Twin XL Mattresses
Sit 'n Sleep has a great selection of twin xl mattress sizes in Southern California. Click here to view XL twin mattresses by brand, comfort level, and price.
Extra Firm
Extra Firm
Beautyrest World Class Level Three Extra Firm
from $1,299.99
Firm
Firm
9.5 Inch Foam Euro Top
from $219.99
On Sale
Firm
On Sale
Firm
Kingsdown Cataldo Firm Euro Top
from $2,139.00
$1,139.00
Firm
Firm
Sealy Posturepedic Brenham2 Hybrid Firm
from $2,119.00
Medium
Medium
Sealy Posturepedic Pro Gratified2 Medium Euro Pillow Top
from $1,399.00
Medium
Medium
Sealy Posturepedic Pro Gratified2 Medium
from $1,199.00
On Sale
Medium
On Sale
Medium
Helix Midnight Elite Medium Euro Top
from $2,498.75
$1,874.00
On Sale
Soft
On Sale
Soft
Avocado Green Box Top Mattress
from $2,999.00
$2,399.00
Online Only
Soft
Online Only
Soft
Sealy Golden Elegance Fortuna Soft
from $659.99
$459.99
Online Only
Firm
Online Only
Firm
Kingsdown Mode Firm Euro Top
from $1,129.99
$729.99
Online Only
Medium
Online Only
Medium
Beautyrest Cypress Bay Medium
from $1,499.99
$899.99
Free Gift
Firm
Free Gift
Firm
Purple RestorePremier Firm
from $3,499.00
$2,999.00
Soft
Soft
Stearns & Foster Lux Estate – Soft Euro Pillow Top
from $3,399.00
Medium Soft
Medium Soft
King Koil Laurel Plush Euro Top
from $1,499.99
Close Out Mode
Medium Soft
Close Out Mode
Medium Soft
TEMPUR - ProAdapt Soft Mattress Previous Generation
from $2,899.00
$2,029.30
Online Only
Medium
Online Only
Medium
Beautyrest World Class Level Four Hybrid Medium Apex Top
from $1,799.99
Online Only
Soft
Online Only
Soft
Beautyrest World Class Level Three Hybrid Plush
from $1,299.99
Online Only
Soft
Online Only
Soft
Beautyrest World Class Level Three Plush Pillow Top
from $1,499.99
Firm
Firm
7 Inch Foam
from $199.99
On Sale
Medium Firm
On Sale
Medium Firm
Hybrid Infinity Cool Radiance
from $1,999.99
$1,499.99
On Sale
Soft
On Sale
Soft
Kingsdown Bickerton Plush Euro Top
from $2,139.00
$1,139.00
Soft
Soft
Sealy Posturepedic Brenham2 Hybrid Soft
from $2,119.00
On Sale
Firm
On Sale
Firm
Helix Twilight Luxe Firm Euro Top2
from $1,436.25
$1,077.00
Online Only
Medium
Online Only
Medium
Sealy Golden Spirits Medium Tight Top
from $784.00
$609.00
On Sale
Soft
On Sale
Soft
Nectar Foam Ultra 5.1
from $1,799.00
$1,299.00
Online Only
Firm
Online Only
Firm
Sealy Golden Elegance Hybrid Palms Firm
from $874.99
$574.99
$300 Gift
Medium
$300 Gift
Medium
TEMPUR-Adapt Medium Hybrid 2.0
from $1,999.00
Extra Firm
Extra Firm
King Koil Xtended Life Onyx Extra Firm
from $2,499.99
Free Gift
Soft
Free Gift
Soft
Purple Restore Soft
from $1,999.00
Extra Firm
Extra Firm
Stearns & Foster Estate – Ultra Firm Tight Top
from $2,299.00
Close Out Mode
Medium Firm
Close Out Mode
Medium Firm
TEMPUR - LuxeAdapt Firm Mattress Previous Generation
from $3,699.00
$2,589.30
Close Out Mode
Medium Soft
Close Out Mode
Medium Soft
TEMPUR - LuxeAdapt Soft Mattress Previous Generation
from $3,699.00
$2,589.30
Online Only
Firm
Online Only
Firm
DreamCloud Classic Hybrid Mattress
from $1,199.00
$399.00
Soft
Soft
Kingsdown Grenelle Plush Pillow Top
from $1,829.00
Firm
Firm
Sealy Posturepedic Brenham2 Firm Euro Pillow Top
from $2,119.00
Firm
Firm
Sealy Posturepedic Albany2 Firm
from $1,619.00
On Sale
Medium
On Sale
Medium
Helix Midnight Core Medium Euro Top2
from $1,372.50
$1,029.00
Online Only
Soft
Online Only
Soft
Sealy Dream Waves Soft Tight Top
from $584.00
$409.00
Online Only
Soft
Online Only
Soft
TEMPUR-LuxeAdapt Soft 2.0
from $4,199.00
$300 Gift
Medium
$300 Gift
Medium
TEMPUR-ProAdapt Medium Hybrid 2.0
from $2,899.00
$300 Gift
Soft
$300 Gift
Soft
TEMPUR-ProAdapt Soft 2.0
from $2,899.00
$300 Gift
Medium
$300 Gift
Medium
TEMPUR-ProAdapt Medium 2.0
from $2,899.00
Online Only
Firm
Online Only
Firm
Serta Blissful Excellence Finleyville Firm Pillow Top
from $1,499.00
$999.00
Online Only
Medium
Online Only
Medium
Serta Blissful Excellence Finleyville Medium
from $1,399.00
$899.00
Online Only
Soft
Online Only
Soft
Kingsdown Mode Hybrid Plush
from $1,059.99
$659.99
Online Only
Firm
Online Only
Firm
Kingsdown Mode Hybrid Firm
from $1,059.99
$659.99
Online Only
Soft
Online Only
Soft
Serta Perfect Sleeper La Jolla Plush Euro Top
from $1,099.99
$699.99
Online Only
Soft
Online Only
Soft
Serta Perfect Sleeper Morro Bay Plush
from $1,299.99
$799.99
Medium
Medium
King Koil Silver Leaf Medium Euro Top
from $2,599.99
Firm
Firm
King Koil Otto Ultra Firm
from $2,099.99
$300 Gift
Medium
$300 Gift
Medium
Tempur-ProBreeze Medium 2.0
from $3,899.00
Medium Firm
Medium Firm
Stearns & Foster Reserve – Firm Euro Pillow Top
from $5,399.00
Online Only
Medium Firm
Online Only
Medium Firm
DreamCloud Luxe Hybrid Mattress
from $1,709.00
$1,099.00
Online Only
Soft
Online Only
Soft
Cobalt Plush Pillow Top
from $959.99
$459.99
Online Only
Medium
Online Only
Medium
Sanibel Medium
from $469.99
$269.99
Online Only
Firm
Online Only
Firm
Nova2 Euro Top 9.5 Inch Foam
from $419.99
$219.99
Online Only
Firm
Online Only
Firm
Sanibel Firm
from $469.99
$269.99
Online Only
Firm
Online Only
Firm
Nova2 7 Inch Foam
from $399.99
$199.99
Online Only
Medium
Online Only
Medium
Sealy Posturepedic Elite Spring Brenham2 Medium Mattress
from $1,919.00
Online Only
Firm
Online Only
Firm
Sealy Posturepedic Elite HPoint2 Hybrid Firm Mattress
from $2,419.00
On Sale
Extra Firm
On Sale
Extra Firm
Avocado Green Extra Firm Mattress
from $1,899.00
$1,519.00
Online Only
Medium
Online Only
Medium
Beautyrest World Class Level Three Hybrid Medium
from $1,299.99
Online Only
Medium
Online Only
Medium
Beautyrest World Class Level Four Medium
from $1,599.99
Soft
Soft
Beautyrest World Class Level Four Plush Pillow Top
from $1,799.99
Firm
Firm
King Koil Stone Creek Hybrid Firm
from $2,099.99
On Sale
Medium Soft
On Sale
Medium Soft
Cool Encore Standard
from $1,349.99
$1,049.99
On Sale
Firm
On Sale
Firm
Cool Encore Firm
from $1,349.99
$1,049.99
Online Only
Medium
Online Only
Medium
Beautyrest Black Series One Hybrid Medium
from $2,149.99
Online Only
Firm
Online Only
Firm
Beautyrest Black Series Four Firm Pillow Top
from $4,649.00
Online Only
Soft
Online Only
Soft
Beautyrest Black Series Three Plush Pillow Top
from $3,649.00
Firm
Firm
Kingsdown Westpine Firm
from $3,029.00
Firm
Firm
Kingsdown Keybridge Firm
from $2,429.00
Medium
Medium
Kingsdown Swepstone Medium
from $1,729.00
Free Gift
Firm
Free Gift
Firm
Purple Rejuvenate2
from $4,499.00
$3,999.00
Soft
Soft
Sealy Posturepedic Pro Gratified2 Soft Euro Pillow Top
from $1,399.00
Online Only
Soft
Online Only
Soft
Sealy Golden Spirits Soft Euro Pillow Top
from $884.00
$709.00
Medium
Medium
Beautyrest Black Series Two Medium Pillow Top
from $2,749.99
On Sale
Soft
On Sale
Soft
Avocado Luxury Organic Mattress
from $3,999.00
$3,199.00
Online Only
Firm
Online Only
Firm
Sealy Golden Elegance Ella Bay Firm
from $1,084.99
$684.99
Online Only
Soft
Online Only
Soft
Sealy Golden Elegance Fiji Palms Soft
from $899.99
$599.99
Online Only
Firm
Online Only
Firm
Sealy Golden Elegance Fiji Palms Firm
from $899.99
$599.99
Online Only
Firm
Online Only
Firm
Serta Blissful Excellence Finleyville Firm
from $1,399.00
$899.00
Online Only
Soft
Online Only
Soft
Serta Blissful Excellence Enchanting Skies Plush
from $999.00
$609.00
Online Only
Soft
Online Only
Soft
Serta Blissful Excellence Delani Meadows Plush
from $749.00
$449.00
Firm
Firm
Technogel Armonia III
from $3,124.99
Medium
Medium
King Koil Xtended Life Onyx Medium
from $2,599.99
Online Only
Medium
Online Only
Medium
Stearns & Foster Studio – Medium Tight Top
from $1,699.00
Firm
Firm
King Koil Grayhawk Bliss Top Luxury Firm
from $3,599.99
Firm
Firm
King Koil Desert Ridge Firm
from $2,199.99
Online Only
Medium Soft
Online Only
Medium Soft
DreamCloud Ultra Hybrid Mattress
from $1,700.00
$1,299.00
Online Only
Medium Firm
Online Only
Medium Firm
DreamCloud Premier Hybrid Mattress
from $1,395.00
$799.00
Online Only
Soft
Online Only
Soft
Cobalt Plush Euro Top
from $959.99
$459.99
Online Only
Medium Firm
Online Only
Medium Firm
Cobalt Medium Firm
from $789.99
$389.99
Online Only
Firm
Online Only
Firm
Cobalt Firm
from $789.99
$389.99
Online Only
Extra Firm
Online Only
Extra Firm
Cobalt Extra Firm
from $789.99
$389.99
Online Only
Soft
Online Only
Soft
Cumberland Plush Euro Top
from $619.99
$319.99
Online Only
Medium Firm
Online Only
Medium Firm
Cumberland Medium Firm
from $609.99
$309.99
Online Only
Extra Firm
Online Only
Extra Firm
Cumberland Extra Firm
from $609.99
$309.99
Online Only
Soft
Online Only
Soft
Sanibel Plush Euro Top
from $589.99
$289.99
$300 Gift
Firm
$300 Gift
Firm
Tempur-LuxeBreeze Firm 2.0 King Split Head
from $10,398.00