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Bear Frame, the black steel bed frame fully assembled
Bear Frame centre rail joint and one of its support legs
Bear Frame corner bracket where the rails meet a leg
Bear Frame assembled, showing the full steel perimeter
Bear Frame with its upholstered cover fitted over the steel
Bear Frame upholstered, with a mattress sitting on top
Bear Frame, the black steel bed frame fully assembled
Bear Frame centre rail joint and one of its support legs
Bear Frame corner bracket where the rails meet a leg
Bear Frame assembled, showing the full steel perimeter
Bear Frame with its upholstered cover fitted over the steel
Bear Frame upholstered, with a mattress sitting on top

Bear Frame

by Bear Mattress
Save 35% Save 35%
$175.00
$175.00 - $265.00
$175.00
$113.75
$113.75 - $172.25
$113.75

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Bear | Frame

Bear Frame

The Bear Frame is a five-component bed base that snaps together without tools. Side rails, cross rails and legs drop into place. The wedge-shaped tabs on the side rails seat into the leg sockets of the cross rails. The frame squares itself up naturally as you fit the pieces together, and there is no hardware to lose. Getting from the box to a set-up frame takes a few minutes. Hardened steel and fiberglass-infused resin carry the load without a creak. The Bear Frame comes in five sizes, Twin through Cal King. Bear builds it in the USA and ships it free.

Once it's assembled, it's capable of supporting more than 2,500 pounds, with zero motion transfer between sides of the bed and no creaking or noise when you shift in your sleep. The structural pieces are built from hardened steel reinforced with injection-molded, fiberglass-infused resins, a composite construction that delivers metal-frame strength without the rattle that hollow metal frames pick up over time. Smooth molded leg contours mean no sharp edges to catch a shin on.

The Bear Frame requires a foundation under the mattress, and the Bear Foundation drops straight onto it. The five sizes are Twin, Full, Queen, King, and Cal King. Bear backs the frame with a 10-year limited warranty against manufacturing defects.

Load Capacity
2,500+ lbs
Rated working load
Assembly
5 Components
No tools, snaps into place
Construction
Steel + Resin
Fiberglass-infused composite
Warranty
10 Years
Limited manufacturer
Zero Motion Transfer | No NoiseRequires Bear FoundationFive Sizes | Twin to Cal KingMade in the USA
Bear Frame, the assembled steel base seen head on

The Construction

It takes the load of metal and stays as quiet as wood.

The composite construction separates the Bear Frame from both the hollow steel platform frames at the bottom of the market and the wooden platforms at the top. Steel carries the load and fiberglass-infused resin damps the vibration.

Hardened Steel + Fiberglass-Infused Resin
The internal structural elements are hardened steel, the same material an industrial bed frame uses for load-bearing. The rest of the frame is built from injection-molded, fiberglass-infused resins, a composite material that stays stiff under load while dampening the vibration and rattle that hollow metal frames develop over time. The combination lets the frame hit 2,500+ lbs of capacity while staying silent.
Steel Core | Composite Body
Five-Piece Snap Assembly
Assembly needs no tools, no fasteners and no instruction-manual diagrams. The Bear Frame is five components: side rails, cross rails, and legs. The wedge-shaped tabs on the side rails drop into the legs of the cross rails, and the frame squares up naturally as you seat each piece. The Bear Frame goes from boxed to assembled in seconds. Disassembly runs the same way in reverse, and the frame packs down for a move.
5 Pieces | Seconds to Set Up
Zero Motion Transfer and No Noise
Hollow metal frames pick up creaks and squeaks as fasteners loosen and joints work against each other. The Bear Frame's snap-together joinery and resin body don't have those failure modes. Zero motion transfer between the sides of the bed means a partner rolling over doesn't telegraph across to you, and no noise means no 3 a.m. wake-ups from the frame itself.
Silent | No Cross-Bed Transfer
Smooth Molded Leg Contours
Bear molds the leg contours smooth where a flat-steel frame would be welded or fastened, which leaves no sharp edges at the corners of the frame. Anyone who has caught a shin on a metal-frame foot or stubbed a toe on an exposed weld in the dark will notice. The molded curves also fit cleaner against the bedroom decor than industrial-looking welded frames do.
No Sharp Edges

Why It's Different from Hollow Metal Frames

Where the composite build beats hollow steel.

2,500+ lb Capacity
Rated Working Load
Snap Assembly
5 Pieces and No Tools
Steel + Composite
Hybrid Build
Zero Motion Transfer
Silent Operation
Molded Smooth Contours
No Sharp Edges
Five Sizes
Twin to Cal King
Made in USA
+ Free Shipping
10-Year Warranty
Limited Manufacturer

Inside the Frame

What makes Bear Frame different.

Bear Frame , angle view showing snap assembly
Snap Assembly

Five pieces that snap together without tools.

Open the box and take out the five components: the side rails, the cross rails, and the legs. Drop the wedge-shaped tabs on the side rails into the leg sockets of the cross rails. The frame squares itself up naturally as you seat each piece. There are no fasteners to thread, no Allen keys, no instruction sheet to interpret. From unpacking to a mattress-ready base is a few minutes of work that doesn't require a second pair of hands.

  • Five components make up the frame: side rails, cross rails, legs
  • Wedge-shaped tabs drop into leg sockets
  • Frame squares up naturally during assembly
  • No tools, fasteners, or hardware required
  • Disassembles the same way in reverse for moves
No Tools5 Components
Bear Frame , foot detail showing composite construction
Composite Construction

Built to take more than 2,500 lbs without a creak.

Hollow metal frames hit a wall at a few hundred pounds and start picking up creaks. Wooden platforms are quiet but harder to move and prone to splitting at the joints. The Bear Frame uses hardened steel for the internal load-bearing elements and injection-molded, fiberglass-infused resins for the rest of the structure, a composite hybrid that takes the load of a steel frame while keeping the silence of a solid wood platform. The smooth molded leg contours mean no exposed welds and no sharp corners.

  • Hardened steel internal load-bearing elements
  • Injection-molded fiberglass-infused resin body
  • Supports more than 2,500 pounds
  • Zero motion transfer between sides of the bed
  • Runs silent under load, with no creaks and no rattles
  • Molded leg contours leave no sharp edges
2,500+ lbsSteel + ResinSilent

Sizes & Dimensions

Five sizes with the same construction.

Frame height is 7.25 inches across every size, and the length under the mattress is 73.13" in each one. Width changes with the bed size.

Twin
38" x 73.13" x 7.25"
31 lbs
Full
53" x 73.13" x 7.25"
42 lbs
Queen
60" x 73.13" x 7.25"
44 lbs
King
76" x 73.13" x 7.25"
45 lbs
Cal King
72" x 73.13" x 7.25"
45 lbs

Assembly

From box to ready-for-mattress in four steps.

1

Unpack the five components.

Open the shipping box (75" x 12" x 10") and lay out the side rails, cross rails, and legs.

2

Position the cross rails and legs.

Set the cross rails parallel to each other where the head and foot of the bed will sit. Confirm the leg sockets are facing up.

3

Drop the side rails into the leg sockets.

The wedge-shaped tabs on the side rails seat directly into the leg sockets of the cross rails. The frame squares itself up naturally as you seat each piece.

4

Set your Bear Foundation on top, then the mattress.

Bear Frame requires a foundation to support the mattress. Place the Bear Foundation onto the assembled frame, then position the mattress on top.

The numbers

Specifications

Construction

MaterialsHardened steel + injection-molded fiberglass-infused resins
Load capacityRated to support more than 2,500 lbs
Motion transferZero transfer between the sides of the bed
NoiseSilent under load; resin body damps vibration

Assembly

Components5 (side rails, cross rails, legs)
Tools requiredNone
MethodWedge-shaped tabs drop into leg sockets; squares up naturally

Sizes (W x L x H | Weight)

Twin38" x 73.13" x 7.25" | 31 lbs
Full53" x 73.13" x 7.25" | 42 lbs
Queen60" x 73.13" x 7.25" | 44 lbs
King76" x 73.13" x 7.25" | 45 lbs
Cal King72" x 73.13" x 7.25" | 45 lbs

Compatibility & Origin

Required baseBear Foundation (mattress requires foundation support)
Made inUSA
Ships fromNew Jersey, US (via FedEx)
Ship time3-10 days
Box dimensions75" x 12" x 10"

Coverage

Warranty10-year limited warranty
Trial30-night sleep trial (starts at delivery)
ShippingFree FedEx shipping (contiguous US)

The lineup

What goes under and over it

The two pieces that go with a Bear mattress rather than instead of one.

You're Here
Bear Frame assembled, showing the full steel perimeter
Bear Frame
A five-piece steel and composite base that snaps together without tools.
Holds 2,500+ lbFive componentsFive sizes
Currently viewing
Bear Pillow showing its full loft and rounded corners
Bear Pillow
A LOFT-X foam core under a cool-to-touch cover with mesh airflow panels.
LOFT-X hybrid foamSide, back or stomachDouble Ice cover
Shop the Pillow

Questions

Frequently asked questions.

Yes. The Bear Frame requires a foundation, because the frame itself is not a slatted platform. The Bear Foundation sits on top of the frame and provides the slatted support surface for the mattress. Both the foundation and the mattress are sold separately, so the Bear Frame is not for a shopper who wants one base that takes a mattress directly.
A few minutes. In the box are five components: side rails, cross rails and legs. They snap together without tools, and the wedge-shaped tabs on the side rails drop into the leg sockets of the cross rails. The frame squares up naturally as you seat each piece, and it uses no fasteners, no separate hardware and no instruction sheet.
More than 2,500 pounds.The internal load-bearing elements are hardened steel, the same material used in industrial-grade frames.
No. The Bear Frame is engineered for zero motion transfer and silent operation under load. The injection-molded, fiberglass-infused resin body damps the vibration and rattle that hollow steel frames develop over time, and the snap-together joinery doesn't have fasteners that can work loose and creak.
Five sizes: Twin (38" wide), Full (53"), Queen (60"), King (76"), and Cal King (72"). Length under the mattress is 73.13" across all sizes, and frame height is 7.25" across all sizes. Weight ranges from 31 lbs (Twin) to 45 lbs (King / Cal King).
Yes. The Bear Frame is made in the USA. It ships from New Jersey via FedEx with free shipping to the contiguous US (additional fees may apply for Alaska or Hawaii). Ship time is 3-10 days.
10-year limited warranty covering manufacturing defects. The frame also includes a 30-night sleep trial starting from the date of delivery, in case the platform isn't the right fit.

Compatibility

Designed For: Bear mattress lineup

Available Sizes: Twin, Full, Queen, King, Cal King

  • Steel frame sized to sit under a Bear mattress
  • Tool-free assembly, one person, no hardware
  • Low-profile design maintains proper mattress height
  • Heavy-duty construction rated for long-term daily use
  • Available in Twin, Full, Queen, King, and Cal King
  • Bear Frame, five components, in one box
  • Free FedEx shipping from Bear's Arizona factory
  • 10-year limited warranty against manufacturing defects
  • A Bear foundation is required and is not included



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