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Box Springs & Bed Bases

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Twin XL

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14 of 35 results

Best Seller

Sleepy's Universal Box Spring Foundation

Sleepy's Universal Box Spring Foundation

Twin XL

Original price $219.99$219⁹⁹

7 Sizes

Get it by Tomorrow Sep 18

Best Seller

Tempur-Pedic TEMPUR-Ergo® 3.0 Adjustable Base

Tempur-Pedic TEMPUR-Ergo® 3.0 Adjustable Base

Twin XL

Original price $1,599.00$1,599⁰⁰

6 Sizes

Get it by Tomorrow Sep 18

Best Seller

Sleepy's Signature Adjustable Base

Sleepy's Signature Adjustable Base

Twin XL

Original price $749.99$749⁹⁹

7 Sizes

Save $299 with qualifying mattress purchase. Code: ELEVATE

Get it by Tomorrow Sep 18

Best Seller

Sleepy's Basic Box Spring Foundation

Sleepy's Basic Box Spring Foundation

Twin XL

Original price $169.99$169⁹⁹

6 Sizes

Get it by Tomorrow Sep 18

Best Seller

Tempur-Pedic TEMPUR-Ergo® ProSmart Adjustable Base

Tempur-Pedic TEMPUR-Ergo® ProSmart Adjustable Base

Twin XL

Original price $2,599.00$2,599⁰⁰

5 Sizes

Calm app 3-month free trial with mattress purchase & registration

Get it by Tomorrow Sep 18

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Best Seller

Sealy SX Box Spring Foundation

Sealy SX Box Spring Foundation

Twin XL

Original price $200.00$200⁰⁰

2 Colors | 6 Sizes

Get it by Tomorrow Sep 18

Best Seller

Sealy Ease™ Adjustable Base

Sealy Ease™ Adjustable Base

Twin XL

Original price $949.00$949⁰⁰

7 Sizes

Get it by Tomorrow Sep 18

Best Seller

Sleepy's Deluxe Adjustable Base

Sleepy's Deluxe Adjustable Base

Twin XL

Original price $999.99$999⁹⁹

7 Sizes

Save $299 with qualifying mattress purchase. Code: ELEVATE

Availability varies

Only at Mattress Firm

Sleepy's Basics Easy Assembly Box Spring

Sleepy's Basics Easy Assembly Box Spring

Twin XL

Original price $119.99$119⁹⁹

2 Colors | 6 Sizes

Get it Between Sep 21 - Sep 24

Best Seller

Tempur-Pedic TEMPUR-Ergo® Smart Adjustable Base

Tempur-Pedic TEMPUR-Ergo® Smart Adjustable Base

Twin XL

Original price $2,099.00$2,099⁰⁰

6 Sizes

Calm app 3-month free trial with mattress purchase & registration

Get it by Tomorrow Sep 18

Best Seller

Sleepy's Elite Adjustable Base

Sleepy's Elite Adjustable Base

Twin XL

Original price $1,199.99$1,199⁹⁹

1 Color | 7 Sizes

Save $299 with qualifying mattress purchase. Code: ELEVATE

Availability varies

Hollywood Enforce Platform Frame

Hollywood Enforce Platform Frame

Twin XL

Original price $229.99$229⁹⁹

1 Color | 6 Sizes

Get it Between Sep 22 - Sep 24

Best Seller

Sleepy's Deluxe Platform Frame

Sleepy's Deluxe Platform Frame

Twin XL

Original price $199.99$199⁹⁹

6 Sizes

Availability varies

Hollywood Plateau Platform Frame

Hollywood Plateau Platform Frame

Twin XL

Original price $209.99$209⁹⁹

1 Color | 6 Sizes

Get it Between Sep 22 - Sep 24