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ZINUS 5 Inch Metal Smart Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, Twin

4.5 4.5 out of 5 stars 21,179 ratings

$90.00
FREE Returns
Return this item for free
  • Free returns are available for the shipping address you chose. You can return the item for any reason in new and unused condition: no shipping charges
  • Learn more about free returns.
Available at a lower price from other sellers that may not offer free Prime shipping.
Twin
Original

Purchase options and add-ons

Brand Zinus
Color White
Item Weight 22.91 Pounds
Memory Storage Capacity 350 Pounds
Unit Count 1.0 Count

About this item

  • THE LAST BOX SPRING YOU’LL EVER NEED - Unlike a traditional box spring, the Smart box spring is made of solid steel that comes together in no time and is backed by our Zinus “Peace of Mind” 5 year warranty
  • DURABLY ENGINEERED - Durable steel is used to construct the inside framework of this foundation; twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
  • LOW PROFILE DESIGN - A 5 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor
  • THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door
  • Worry-free 5 year limited warranty included; box spring only, a bed frame or platform bed is required to support this foundation and is sold separately
See more product details

Customer ratings by feature

Pain relief
4.8 4.8
Sturdiness
4.4 4.4
Maneuverability
4.3 4.3
Easy to assemble
4.2 4.2
38" 74" 5" 38"

From the brand


From the manufacturer

Smart BoxSpring
available in 5, 7 and 9 inches profiles
Original Smart Box Spring comparison
Stong Support fo a Good Night's Sleep
boxspring metal frame

Strong, Stable and Sturdy

Built to Last

Unlike a traditional box spring, this cleverly crafted foundation is made with a thick and sturdy steel frame for ultimate strength and longevity.

quick assembly icon

Handyman Skills Not Required

Build It, Stress-Free

All tools, parts and instructions are conveniently packed into one box for set-up that takes less than an hour with a friend's help. Now that's what we call smart!

Are any tools required to assemble my box spring?

This box spring is shipped with everything you need to assemble it - all parts, tools and instructions can be found efficiently packed in the shipping box.

Does this box spring require a bed frame?

A basic metal bed frame or platform bed is required to support this box spring. Add your mattress, and you've got the dynamic trio for rock solid support.

What kind of mattress can this box spring support?

Our box springs are designed to do it all! Rest your memory foam, latex or spring mattress on top for smooth snoozing.

What is the distance between slats?

For Twin and Full sizes, spacing is 6.3 inches. For Twin XL, Queen and King sizes, spacing is 6.7 inches. For California King size, spacing is 7.2 inches.

Product Description

We like to think of a box spring as the backbone for your mattress. The best kind should be flat, level and built to keep your mattress in tiptop shape; and that’s just what the Smart Box Spring does! With its easily assembled, dependable steel structure, you can rest assured that your mattress will be sitting pretty. An included poly jacquard cover blends with the rest of your bedroom, and with a variety of different thicknesses to choose from, you can pick the one you need to customize the height of the bed. All packed in a compact shipping box with everything included, even our 5-year worry free warranty! Now that’s peace of mind you can sleep on.

Product information

Technical Details

Additional Information

Warranty & Support

Amazon.com Return Policy:Regardless of your statutory right of withdrawal, you enjoy a 30-day right of return for many products. For exceptions and conditions, see Return details.
Manufacturer’s warranty can be requested from customer service. Click here to make a request to customer service.

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ZINUS 5 Inch Metal Smart Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, Twin


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ZINUS 5 Inch Metal Smart Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, Twin
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See Details See Details
Customer Rating 4.5 out of 5 stars (21179) 4.5 out of 5 stars (13447) 4.5 out of 5 stars (13443) 4.5 out of 5 stars (3672) 4.5 out of 5 stars (9150) 4.5 out of 5 stars (9150)
Price $90.00 $83.09 $104.00 $70.38 $75.04 $79.22
Shipping FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details
Sold By Amazon.com Amazon.com Amazon.com Amazon.com Amazon.com Amazon.com
Color White White White White White White
Required Assembly Yes No No No No
Item Dimensions 74 x 38 x 5 inches 74 x 38 x 5 inches 74 x 53 x 5 inches 74 x 7 x 38 inches 74 x 38 x 9 inches 79 x 38 x 9 inches
Material Steel, Fabric Metal Metal Polyester Metal Metal

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Customer reviews

4.5 out of 5 stars
4.5 out of 5
21,179 global ratings

Top reviews from the United States

Reviewed in the United States 🇺🇸 on June 26, 2023
Size: KingStyle: New/upgraded with quick assemblyVerified Purchase
One person found this helpful
Report
Reviewed in the United States 🇺🇸 on June 27, 2023
Size: QueenStyle: New/upgraded with quick assemblyVerified Purchase
Reviewed in the United States 🇺🇸 on July 1, 2023
Size: FullStyle: OriginalVerified Purchase
Reviewed in the United States 🇺🇸 on June 23, 2023
Size: QueenStyle: OriginalVerified Purchase
One person found this helpful
Report
Reviewed in the United States 🇺🇸 on June 20, 2023
Size: QueenStyle: OriginalVerified Purchase
2 people found this helpful
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Reviewed in the United States 🇺🇸 on June 19, 2023
Size: KingStyle: New/upgraded with quick assemblyVerified Purchase
Reviewed in the United States 🇺🇸 on June 17, 2023
Size: FullStyle: OriginalVerified Purchase
One person found this helpful
Report
Reviewed in the United States 🇺🇸 on June 30, 2023
Size: FullStyle: OriginalVerified Purchase

Top reviews from other countries

robin brown
3.0 out of 5 stars NO LEGS.
Reviewed in Canada 🇨🇦 on June 24, 2023
Size: Twin XLStyle: New/upgraded with quick assemblyVerified Purchase
Lexa Kadlecik
5.0 out of 5 stars Life saver
Reviewed in Canada 🇨🇦 on May 31, 2023
Size: FullStyle: New/upgraded with quick assemblyVerified Purchase
Amazon Customer
5.0 out of 5 stars So Easy to Assemble
Reviewed in Canada 🇨🇦 on April 11, 2023
Size: TwinStyle: New/upgraded with quick assemblyVerified Purchase
luc
5.0 out of 5 stars A dépasser mes attentes super!
Reviewed in Canada 🇨🇦 on March 23, 2023
Size: QueenStyle: New/upgraded with quick assemblyVerified Purchase
Finally a bed frame that actually is easy set up great product
5.0 out of 5 stars Great product
Reviewed in Canada 🇨🇦 on April 15, 2023
Size: Twin XLStyle: New/upgraded with quick assemblyVerified Purchase