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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.
Online Only
Firm
Online Only
Firm
Kingsdown Mode Firm Euro Top
from $1,129.99
On Sale
Firm
On Sale
Firm
Purple RestorePremier Firm
from $3,499.00
$2,999.00
Memorial Sale
Soft
Memorial Sale
Soft
Stearns & Foster Lux Estate – Soft Euro Pillow Top
from $3,399.00
$2,799.00
Close Out Mode
Medium Firm
Close Out Mode
Medium Firm
TEMPUR - LuxeAdapt Firm Mattress Previous Generation
from $3,699.00
$2,589.30
Medium
Medium
Serta Perfect Sleeper Morro Bay V2 Medium Pillow Top
from $799.99
Online Only
Firm
Online Only
Firm
Sanibel Firm
from $469.99
Online Only
Firm
Online Only
Firm
Nova2 7 Inch Foam
from $399.99
Memorial Sale
Medium
Memorial Sale
Medium
Beautyrest World Class Level Four Hybrid Medium Apex Top
from $1,899.99
$1,699.99
Memorial Sale
Medium
Memorial Sale
Medium
Beautyrest World Class Level Four Medium
from $1,699.99
$1,499.99
Medium Firm
Medium Firm
Hybrid Infinity Cool Radiance
from $1,499.99
Memorial Sale
Medium
Memorial Sale
Medium
Kingsdown Swepstone Medium
from $1,729.00
$1,549.00
Memorial Sale
Firm
Memorial Sale
Firm
Sealy Posturepedic Albany2 Firm
from $1,619.00
$1,519.00
Online Only
Soft
Online Only
Soft
Sealy Dream Waves Soft Tight Top
from $584.00
Online Only
Firm
Online Only
Firm
Sealy Golden Elegance Hybrid Palms Firm
from $874.99
Memorial Sale
Extra Firm
Memorial Sale
Extra Firm
King Koil Xtended Life Onyx Extra Firm
from $2,899.99
$2,699.99
On Sale
Soft
On Sale
Soft
Purple Restore Soft
from $1,999.00
$1,749.00
Memorial Sale
Extra Firm
Memorial Sale
Extra Firm
Stearns & Foster Estate – Ultra Firm Tight Top
from $2,299.00
$1,999.00
Close Out Mode
Medium Soft
Close Out Mode
Medium Soft
TEMPUR - LuxeAdapt Soft Mattress Previous Generation
from $3,699.00
$2,589.30
Memorial Sale
Firm
Memorial Sale
Firm
King Koil Artisan Luxury Firm Euro Top
from $1,699.99
$1,599.99
Memorial Sale
Firm
Memorial Sale
Firm
King Koil Desert Ridge Firm
from $2,399.99
$2,099.99
Online Only
Medium Soft
Online Only
Medium Soft
DreamCloud Ultra Hybrid Mattress
from $1,700.00
$1,299.00
Online Only
Soft
Online Only
Soft
Cobalt Plush Pillow Top
from $959.99
Online Only
Soft
Online Only
Soft
Cobalt Plush Euro Top
from $959.99
Online Only
Soft
Online Only
Soft
Sanibel Plush Euro Top
from $589.99
Online Only
Firm
Online Only
Firm
Sealy Posturepedic Elite Spring Brenham2 Ultra Firm Mattress
from $1,919.00
$1,719.00
Online Only
Firm
Online Only
Firm
Sealy Posturepedic Elite HPoint2 Hybrid Firm Mattress
from $2,419.00
$2,119.00
Extra Firm
Extra Firm
Avocado Green Extra Firm Mattress
from $1,899.00
$1,614.00
Memorial Sale
Medium
Memorial Sale
Medium
Beautyrest World Class Level Three Hybrid Medium
from $1,399.99
$1,199.99
Medium Soft
Medium Soft
Cool Encore Standard
from $1,049.99
Memorial Sale
Soft
Memorial Sale
Soft
Beautyrest Black Series Three Plush Pillow Top
from $3,849.99
$3,249.99
Memorial Sale
Soft
Memorial Sale
Soft
Kingsdown Grenelle Plush Pillow Top
from $1,829.00
$1,629.00
Memorial Sale
Firm
Memorial Sale
Firm
Sealy Posturepedic Brenham2 Firm Euro Pillow Top
from $2,119.00
$1,919.00
Soft
Soft
Sealy Posturepedic Pro Gratified2 Soft Euro Pillow Top
from $1,399.00
Memorial Sale
Firm
Memorial Sale
Firm
Helix Premier Firm Euro Top2
from $2,124.00
$1,593.00
Online Only
Soft
Online Only
Soft
Sealy Golden Spirits Soft Euro Pillow Top
from $884.00
Online Only
Soft
Online Only
Soft
TEMPUR-LuxeAdapt Soft 2.0
from $4,199.00
$3,899.00
$300 Gift
Soft
$300 Gift
Soft
TEMPUR-ProAdapt Soft 2.0
from $2,899.00
$2,699.00
Online Only
Soft
Online Only
Soft
Sealy Golden Elegance Fiji Palms Soft
from $899.99
Online Only
Soft
Online Only
Soft
Kingsdown Mode Hybrid Plush
from $1,059.99
$659.99
Memorial Sale
Firm
Memorial Sale
Firm
King Koil Otto Ultra Firm
from $2,299.99
$2,099.99
$300 Gift
Medium
$300 Gift
Medium
Tempur-ProBreeze Medium 2.0
from $3,899.00
$3,599.00
Memorial Sale
Medium Firm
Memorial Sale
Medium Firm
Stearns & Foster Reserve – Firm Euro Pillow Top
from $5,399.00
$4,699.00
Firm
Firm
Serta Perfect Sleeper Morro Bay V2 Firm
from $699.99
Online Only
Soft
Online Only
Soft
Sherwood Salem 12in Plush
from $899.00
Memorial Sale
Medium
Memorial Sale
Medium
King Koil Flowt Glacier Reserve Medium Euro Top
from $3,999.00
$3,699.00
Memorial Sale
Medium
Memorial Sale
Medium
King Koil Flowt Mirage Hybrid Medium
from $3,349.00
$3,049.00
Memorial Sale
Firm
Memorial Sale
Firm
King Koil Elevate Firm
from $1,099.99
$999.99
Memorial Sale
Medium
Memorial Sale
Medium
King Koil Cielo Vista Trimline Medium
from $3,199.99
$2,899.99
Memorial Sale
Firm
Memorial Sale
Firm
King Koil Cielo Vista Trimline Firm
from $3,199.99
$2,899.99
Online Only
Firm
Online Only
Firm
Cobalt Firm
from $789.99
Online Only
Soft
Online Only
Soft
Cumberland Plush Euro Top
from $619.99
$319.99
Online Only
Soft
Online Only
Soft
Sealy Posturepedic Elite Spring Brenham2 Soft Euro Top
from $2,119.00
$1,919.00
Online Only
Medium
Online Only
Medium
Sealy Posturepedic Elite Spring Brenham2 Medium Mattress
from $1,919.00
$1,719.00
Online Only
Medium
Online Only
Medium
Sealy Posturepedic Elite Albany2 Hybrid Medium Mattress
from $1,819.00
$1,719.00
Memorial Sale
Soft
Memorial Sale
Soft
Beautyrest World Class Level Four Plush
from $1,699.99
$1,499.99
Memorial Sale
Medium Soft
Memorial Sale
Medium Soft
King Koil Paradise Valley Medium Plush
from $2,599.99
$2,299.99
Memorial Sale
Firm
Memorial Sale
Firm
King Koil Stone Creek Hybrid Firm
from $2,299.99
$1,999.99
Firm
Firm
Cool Encore Firm
from $1,049.99
Memorial Sale
Medium
Memorial Sale
Medium
Beautyrest Black Series One Hybrid Medium
from $2,249.99
$1,949.99
Memorial Sale
Firm
Memorial Sale
Firm
Beautyrest Black Series Four Firm Pillow Top
from $4,949.99
$4,249.99
Memorial Sale
Firm
Memorial Sale
Firm
Beautyrest Black Series Three Firm
from $3,449.99
$2,849.99
Memorial Sale
Medium
Memorial Sale
Medium
Beautyrest Black Series Three Medium Pillow Top
from $3,849.99
$3,249.99
Memorial Sale
Firm
Memorial Sale
Firm
Kingsdown Westpine Firm
from $3,029.00
$2,729.00
Memorial Sale
Firm
Memorial Sale
Firm
Kingsdown Keybridge Firm
from $2,429.00
$2,179.00
On Sale
Soft
On Sale
Soft
Purple Rejuvenate Premier2
from $6,499.00
$5,999.00
On Sale
Firm
On Sale
Firm
Purple Rejuvenate2
from $4,499.00
$3,999.00
Online Only
Soft
Online Only
Soft
Stearns & Foster Estate – Soft Tight Top
from $2,299.00
$1,999.00
Memorial Sale
Medium
Memorial Sale
Medium
Beautyrest Black Series Two Medium Pillow Top
from $2,949.99
$2,649.99
Memorial Sale
Soft
Memorial Sale
Soft
Beautyrest Black Series One Plush Pillow Top
from $2,349.99
$2,049.99
Memorial Sale
Soft
Memorial Sale
Soft
Avocado Luxury Organic Mattress
from $3,999.00
$3,199.00
Online Only
Soft
Online Only
Soft
Sealy Golden Elegance Ella Bay Soft Euro Pillow Top
from $1,184.99
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 Euro Pillow Top
from $924.99
Online Only
Firm
Online Only
Firm
Sealy Golden Elegance Fiji Palms Firm
from $899.99
$599.99
Online Only
Firm
Online Only
Firm
Kingsdown Mode Firm
from $879.99
Memorial Sale
Medium
Memorial Sale
Medium
King Koil Xtended Life Onyx Medium
from $2,899.99
$2,699.99
Online Only
Medium
Online Only
Medium
Stearns & Foster Studio – Medium Tight Top
from $1,699.00
$1,399.00
Online Only
Soft
Online Only
Soft
Serta Perfect Sleeper Pacific Palisades V2 Plush Pillow Top
from $1,099.99
Online Only
Extra Firm
Online Only
Extra Firm
Serta Perfect Sleeper Pacific Palisades V2 Extra Firm
from $899.99
Online Only
Soft
Online Only
Soft
Serta Perfect Sleeper Morro Bay V2 Plush Pillow Top
from $799.99
Online Only
Soft
Online Only
Soft
Serta Perfect Sleeper Morro Bay V2 Plush
from $699.99
Online Only
Medium
Online Only
Medium
Serta Perfect Sleeper Morro Bay V2 Medium
from $699.99
Online Only
Soft
Online Only
Soft
Serta Perfect Sleeper La Jolla V2 Plush
from $599.99
Medium
Medium
Serta Perfect Sleeper Pacific Palisades V2 Medium
from $899.99
Memorial Sale
Firm
Memorial Sale
Firm
Serta Perfect Sleeper Pacific Palisades V2 Firm Pillow Top
from $2,199.99
$1,099.99
Online Only
Soft
Online Only
Soft
Serta iSeries NXG 4500 Plush
from $2,899.99
$2,499.99
Memorial Sale
Medium
Memorial Sale
Medium
Serta iSeries NXG 3500 Medium
from $2,599.99
$2,299.99
Memorial Sale
Soft
Memorial Sale
Soft
Serta iSeries NXG 2500 Plush
from $2,199.99
$1,899.99
Memorial Sale
Firm
Memorial Sale
Firm
Serta iSeries NXG 1500 Luxury Firm
from $1,899.99
$1,599.99
Online Only
Medium
Online Only
Medium
Helix Birch Natural Mattress
from $1,373.75
$1,099.00
Online Only
Medium
Online Only
Medium
Helix Plus Core Medium Euro Top
from $1,506.25
$1,205.00
Online Only
Soft
Online Only
Soft
Helix Sunset Core Soft Euro Top
from $1,372.50
$1,098.00
Online Only
Firm
Online Only
Firm
Helix Twilight Core Firm Euro Top
from $1,372.50
$1,098.00
Online Only
Soft
Online Only
Soft
Helix Moonlight Core Soft Euro Top
from $1,372.50
$1,098.00
Online Only
Firm
Online Only
Firm
Helix Dawn Core Firm Euro Top
from $1,372.50
$1,098.00
Online Only
Medium
Online Only
Medium
Helix Dusk Core Medium Euro Top
from $1,372.50
$1,098.00
Online Only
Medium
Online Only
Medium
Sherwood Marina Bay Medium Two Sided
from $1,099.00
Online Only
Medium
Online Only
Medium
Sherwood Gleason NYX Medium
from $599.00
$399.00
Online Only
Firm
Online Only
Firm
Sherwood Gleason NYX Firm
from $549.00
Online Only
Medium
Online Only
Medium
Sherwood Salem 10in Medium
from $699.00