twin extra firm mattress

Bestseller No. 1
Zinus Shawn 14 Inch Metal SmartBase Bed Frame / Platform Bed Frame / No Box Spring Needed / Sturdy Steel Frame / Underbed Storage, Twin XL
  • A ONE-AND-DONE SOLUTION - Why buy both a bed frame and box spring for your mattress? Our sturdy steel SmartBase lets you enjoy the benefits of both; and fear not - this hardworking frame only requires opposable thumbs to set-up
  • NO BOX SPRING NEEDED - Platform is made with heavy steel that replaces your box spring, allowing you to rest your memory foam or spring mattress directly on top; steel wires are spaced 4 inches apart; legs have plastic caps to protect your floors
  • UNDERBED STORAGE - Total of 13 inches of clearance space under the frame provides valuable storage room for extra odds and ends
  • QUICK, TOOL-FREE ASSEMBLY - Shipped in one compact box and requires no tools for assembly; rest your mattress directly on top of the platform; twin, narrow twin and twin XL sizes support a maximum weight capacity of 250 lbs, while all other sizes can support up to 500 lbs
  • Worry-free 5 year limited warranty included; mattress sold separately
Bestseller No. 2
Zinus Demetric 14 Inch Elite SmartBase Mattress Foundation / for Big and Tall / Extra Strong Support / Platform Bed Frame / Box Spring Replacement / Sturdy / Quiet Noise Free / Non-Slip, Twin XL
  • The SmartBase Elite eliminates the need for a traditional box spring and bed frame
  • 14 inches high with 13 inches of clearance under the frame for valuable under bed storage space
  • Steel bed frame provides solid support, Best fit for Big & Tall people / Low-Stress, Easy Assembly in minutes with no tools required
  • Folding design allows for easy storage and movement through tight staircases and doorways
  • Requires the use of SmartBase headboard brackets to connect to a headboard
Bestseller No. 3
Zinus Armita 7 Inch Smart Box Spring / Mattress Foundation / Built-to-Last Metal Structure / Easy Assembly, Twin XL
  • THE LAST BOX SPRING YOU’LL EVER NEED - Unlike a traditional box spring, the Armita 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; slats are spaced 6 - 7 inches apart; twin size supports a maximum weight capacity of 250 lbs, while all other sizes can support up to 500 lbs
  • 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
SaleBestseller No. 4
Zinus Armita 5 Inch Smart Box Spring / Mattress Foundation / Built-to-Last Metal Structure / Low Profile / Easy Assembly, Twin XL
  • THE LAST BOX SPRING YOU’LL EVER NEED - Unlike a traditional box spring, the Armita 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; slats are spaced 6 - 7 inches apart; twin size supports a maximum weight capacity of 250 lbs, while all other sizes can support up to 500 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
Bestseller No. 5
AmazonBasics Foldable, 14" Metal Platform Bed Frame with Tool-Free Assembly, No Box Spring Needed - Twin XL
  • Product Dimensions: 80" L x 39" W x 14" H | Weight: 28.1 pounds
  • Designed for sleepers up to 250 pounds
  • Twin X-Large platform bed frame offers a quiet, noise-free, supportive foundation for a mattress. No box spring needed
  • Folding mechanism makes the frame easy to store and move in tight spaces
  • Provides extra under-the-bed storage space with a vertical clearance of about 13 inches
SaleBestseller No. 6
Zinus Justina Quick Snap Standing Mattress Foundation/Platform Bed/No Box Spring Needed/Navy, Twin XL
  • GOOD DESIGN AWARD WINNER - Awarded by the Chicago Athenaeum Museum of Architecture and Design in 2019 for innovative design and assembly
  • EASY ASSEMBLY, ZIP-FREE COVER - features bolt-free Quick Snap assembly for convenient and quick set-up; hooks and elastic loops hold the cover in place; all tools, parts, and instructions included in one smartly shipped box
  • NO BOX SPRING NEEDED - rest your memory foam, latex or spring mattress directly on top of this foundation for excellent support and extended mattress life
  • MULTIPLE COLORS AND SIZES - offered in an array of colors and extended sizes to suit any room size or home interior
  • Worry-free five-year limited warranty included; mattress sold separately
Bestseller No. 7
Everlane Home Weston Wood Platform Bed, Twin XL, Black
  • MEDIUM DENSITY FIBERBOARD: Medium density fiberboard is a wood substitute that looks just like wood but has the added benefit of being more durable. It is harder to damage, resists warping, lasts longer, and is lighter, making it easier to maneuver and set up.
  • ALL HARDWARE INCLUDED: Bed includes a headboard and footboard with thick side rails, a 14-piece slat roll with a center support bar, and eight legs to create sturdy support all through the night. Plus, it includes all necessary hardware to easily assemble on your own.
  • CLASSIC STYLE: No matter how your style changes over the years, this wood bed with a raised border around the headboard and footboard creates a minimalistic look that can stand alone or match well with any décor. Available in four natural wood tones, and Black.
  • EASY SETUP:  In order for this bed to ship in a single box right to your doorstep, some assembly is required.  Just grab a partner, a screwdriver, and all the included hardware and set this bed up quickly and easily.
  • COMPATIBLE WITH ALL MATTRESS TYPES:  With a supportive slat base, this bed can be used with all mattress types and has a 600-pound weight capacity.  Remove the slats completely and you have a beautiful frame for an adjustable bed base as well.
Bestseller No. 8
Twin XL Platform Bed Frame Heavy Duty,NOAH MEGATRON Slatted Bed Base 14 Inch Mattress Foundation Bed Frame,12 Inch Under-Bed Storage,No Box Spring Needed (Twin XL)
  • Twin XL Bed Frame; Measures 82 by 40 by 14 inches (LxWxH), Fits Mattress 80×38 inches (LxW); Weighs 30 pounds
  • 3000 lbs Heavy Duty Bed Frame; Constructed of strong and stainless steel, which makes NOAH MEGATRON bed foundation a real noise-free, non-shake & heavy duty bed frame. Supports up to 3000 lbs
  • Anti-Slip Desgin; Unique top layer design keeps the mattress from sliding, no more irritated slip
  • Easy Assembly; The integrated compact design can be set up in 20 minutes; All tools included
  • Eco-friendly & Sturdy; Enjoy your night time on Noah NOAH MEGATRON bed frame
Bestseller No. 9
AmazonBasics Mattress Foundation, Smart Box Spring, Tool-Free Easy Assembly - 7-Inch, Twin XL
  • NOTE: Size Twin and TwinXL don't have C part
  • Offers the look and functionality of a traditional box spring, but made from steel for longer-lasting durability sturdy enough to support any spring, foam, or hybrid mattress
  • Durable steel frame and horizontal slats provide sturdy, reliable support for any same-size mattress
  • 2-piece fabric top and bottom covers zip securely together for full coverage; cover is removable for spot cleaning
  • Easy Assembly: New frame construction allows for easy assembly in minutes with no tools required
Bestseller No. 10
Linenspa 14 Inch Folding Metal Platform Bed Frame - 13 Inches of Clearance - Tons of Under Bed Storage - Heavy Duty Construction - 5 Minute Assembly - Twin XL
  • Replace your clunky old box spring with this 14-inch folding platform frame for better, cleaner support
  • With 13 inches of clearance, this base creates plenty of under bed space for all your storage needs
  • Quick and easy assembly takes one person, less than five minutes, and no extra tools; simply unfold and hand-tighten the leg support bolts; Does not include headboard
  • Steel support braces, anti-slip treads, and a surface grid design create exceptional stability built to hold up to 750 pounds
  • Perfect base for all mattress types; backed by a 5-year warranty that guards against manufacturer defects

Compare The Top 10 mattress foundation twin xl

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