Square Storage Shelves

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The Furinno Reed Closet Organizers and Storage is the smallest of the three by listed floor footprint, at 1.27 sq ft (9.4 by 19.5 inches). The Amazon Basics 5-Shelf Tower Adjustable Storage is the largest at 1.78 sq ft (16 by 16 inches), and it is the only one with a square footprint. The REGILLER 5-Wire Shelving Metal Storage Rack sits in the middle at 1.36 sq ft (11.8 by 16.6 inches). Specifications come from Amazon listing data checked October 3, 2026, and we have not tested these products. Confirm the selected variant before you order, because titles and specification fields can change.

Quick compare: the products in this guide

Sizes come from the Amazon listings as we read them; check the product page for the current details before you buy.

Product	Listed details	Link
Amazon Basics 5-Shelf Tower Adjustable Storage Shelving Unit for Garage,…	16″D x 16″W x 54″H	See details on Amazon Affiliate link
Furinno Reed Closet Organizers and Storage, 5-Cube Reversible Closet Shelves,…	9.4″D x 19.5″W x 31.5″H	See details on Amazon Affiliate link
REGILLER 5-Wire Shelving Metal Storage Rack Adjustable Shelves,Standing…	11.8″D x 16.6″W x 53.5″H	See details on Amazon Affiliate link

Three options at a glance

Pick	Listed dimensions	Floor footprint	Footprint rank
Amazon Basics 5-Shelf Tower Adjustable Storage	16″ D × 16″ W × 54″ H	256 sq in (1.78 sq ft)	Largest
Furinno Reed Closet Organizers and Storage	9.4″ D × 19.5″ W × 31.5″ H	183.3 sq in (1.27 sq ft)	Smallest
REGILLER 5-Wire Shelving Metal Storage Rack	11.8″ D × 16.6″ W × 53.5″ H	195.88 sq in (1.36 sq ft)	Middle

1. Amazon Basics 5-Shelf Tower Adjustable Storage Shelving Unit for Garage, Rust-Resistant Steel, 150 lbs Per Shelf, 16″W x 16″D x 54″H, Black — Largest listed footprint

Listed details: dimensions 16″ D × 16″ W × 54″ H; item weight 6.58 kg; material Carbon Steel; color Black.

The Amazon Basics unit is a 5-shelf tower in black carbon steel measuring 16 inches deep, 16 inches wide and 54 inches high, a square footprint of 1.78 sq ft, the largest of the three. The title lists 150 lbs per shelf, and a bullet states a total static maximum load of 750 lbs by leveling feet (5 × 150 = 750). The item weighs 6.58 kg, and the bullets list the material as 97% steel, 2% ABS and 1% PP. The listing says its size suits narrow spaces or room corners such as a kitchen, pantry or garage. The title calls it adjustable, but the data does not state assembly details.

Pros

• The only true square footprint of the three, 16 × 16 inches
• Stated 150 lbs per shelf and a 750 lb total static maximum load, the highest of the three
• Mostly steel, per the bullets (97% steel), with leveling feet

Cons

• Largest footprint at 1.78 sq ft, which is 0.51 sq ft more than the Furinno (1.78 − 1.27)
• The 750 lb figure is described as a total static maximum load, not a day-to-day working load
• The data does not state assembly details or the spacing between shelves

Who it is for / who should skip it: Pick it if you want a square tower for a corner, pantry or garage and the highest stated load. Skip it if the 16 × 16 inch footprint is more floor than you can spare.

2. Furinno Reed Closet Organizers and Storage, 5-Cube Reversible Closet Shelves, Closet Organization Shelf, 9.4 x 19.5 x 31.5, for Bedroom, Closet, White — Smallest listed footprint

Listed details: dimensions 9.4″ D × 19.5″ W × 31.5″ H; item weight 9.8 pounds; material Engineered Wood; color White.

The Furinno Reed is a white 5-cube closet organizer in engineered wood with a reversible assembly. It measures 9.4 inches deep, 19.5 inches wide and 31.5 inches high, a footprint of 1.27 sq ft, the smallest of the three, and weighs 9.8 pounds. The listing states 20 lb per cube and 100 lb in total (5 × 20 = 100). The bullets suggest it for clothing, shoes, accessories or storage bins in bedrooms and closets. The footprint is rectangular, not square, and the listing does not state the inside size of each cube or whether it needs tools to assemble.

Pros

• Smallest footprint at 1.27 sq ft, and the shortest at 31.5 inches high
• Five open cubes with a stated 20 lb per cube and 100 lb total
• Reversible assembly, per the listing

Cons

• Not a square footprint: 9.4 inches deep by 19.5 inches wide
• The 100 lb total is far below the 750 lb stated for the Amazon Basics
• The inside size of each cube and the assembly requirements are not stated

Who it is for / who should skip it: Pick it for clothing, shoes or bins in a closet or bedroom where a low, shallow unit works. Skip it for heavy items or a garage.

3. REGILLER 5-Wire Shelving Metal Storage Rack Adjustable Shelves,Standing Storage Shelf Units for Laundry Bathroom Kitchen Pantry Closet(Black,11.8″ D x 16.6″ W x 53.5″ H) — Middle listed footprint

Listed details: dimensions 11.8″ D × 16.6″ W × 53.5″ H; material Alloy Steel, Metal; color Black.

The REGILLER is a 5-shelf black wire rack in alloy steel, listed at 11.8 inches deep, 16.6 inches wide and 53.5 inches high, a footprint of 1.36 sq ft. The bullets say shelf heights adjust, assembly needs no tools and the adjustable feet suit uneven floors. The listing states it does not include hooks or shelving liners. The listing mentions a total static maximum load, but the data does not include the figure, so check the product page. The data lists no item weight. The bullets say customer support answers within 24 hours, and warn that there are many parts in the package.

Pros

• Shelf heights are adjustable, per the bullets
• No tools needed for assembly, and adjustable feet are listed for uneven floors
• Middle footprint at 1.36 sq ft, with an 11.8 inch depth for narrow spaces

Cons

• The total static maximum load is mentioned but the figure is not in the data
• Hooks and shelving liners are not included, so small items need bins or liners bought separately
• Not square at 11.8 × 16.6 inches, and the bullet warns there are many parts in the package

Who it is for / who should skip it: Pick it if you want adjustable wire shelves in a narrow gap and will confirm the load figure. Skip it if you want a square footprint or liners included.

What to check before buying square storage shelves

Start with the shape. Square storage shelves can mean a square footprint or square cubes. Only the Amazon Basics has a square footprint, 16 by 16 inches, or 1.78 sq ft. The REGILLER is 11.8 by 16.6 inches, or 1.36 sq ft, and the Furinno is 9.4 by 19.5 inches, or 1.27 sq ft. The Furinno’s five open cubes are the only cube layout, but the listing does not state the cube size.

Next, compare load. The Amazon Basics lists 150 lbs per shelf and a 750 lb total static load (5 × 150 = 750). The Furinno lists 20 lb per cube and 100 lb total (5 × 20 = 100). The REGILLER mentions a total static maximum load, but the data has no figure. Match the load to what you store: the stated figures suit heavy items on the steel tower and clothing or bins on the cubes.

Third, check height. The two steel racks are 54 and 53.5 inches high, and the Furinno is 31.5 inches. A shorter unit leaves wall space above it.

Fourth, look at adjustability. The REGILLER bullets say shelf heights adjust and the Amazon Basics title says adjustable. The Furinno has fixed cubes with a reversible assembly.

Fifth, check assembly. The REGILLER lists no tools but many parts in the package. The other two do not state assembly in the data.

Sixth, check extras. The REGILLER does not include hooks or shelving liners, so small items may need bins or liners that you buy separately.

Worked example: fit math for these three options

This worked example is our own planning arithmetic from the listed dimensions, not test results. The wall length and walkway width are assumed example values; replace them with your measurements.

Wall example. Assume 36 inches of clear wall.

• Amazon Basics 5-Shelf Tower Adjustable Storage: 36 − 16 = 20 inches spare; centred, 10 inches on each side before trim, plugs or curtains.
• Furinno Reed Closet Organizers and Storage: 36 − 19.5 = 16.5 inches spare; centred, 8.25 inches on each side before trim, plugs or curtains.
• REGILLER 5-Wire Shelving Metal Storage Rack: 36 − 16.6 = 19.4 inches spare; centred, 9.7 inches on each side before trim, plugs or curtains.

Walkway example. The US Access Board gives 36 inches as the minimum clear width for an accessible route. That figure is a yardstick, not a rule for private homes. To keep 36 inches clear beside each product, the walkway between it and the opposite obstacle must be at least 36 inches plus its depth:

• Amazon Basics 5-Shelf Tower Adjustable Storage: 36 + 16 = 52 inches of total path width.
• Furinno Reed Closet Organizers and Storage: 36 + 9.4 = 45.4 inches of total path width.
• REGILLER 5-Wire Shelving Metal Storage Rack: 36 + 11.8 = 47.8 inches of total path width.

Footprint. Depth × width, converted at 144 square inches per square foot:

• Amazon Basics 5-Shelf Tower Adjustable Storage: 16 × 16 = 256 sq in, or 1.78 sq ft.
• Furinno Reed Closet Organizers and Storage: 9.4 × 19.5 = 183.3 sq in, or 1.27 sq ft.
• REGILLER 5-Wire Shelving Metal Storage Rack: 11.8 × 16.6 = 195.88 sq in, or 1.36 sq ft.

Mistakes to avoid

• Assuming square means equal sides. Only the Amazon Basics is 16 × 16 inches. The REGILLER is 11.8 × 16.6 inches and the Furinno is 9.4 × 19.5 inches.
• Reading 750 lbs as what each shelf holds. The Amazon Basics lists 750 lbs as a total static load and 150 lbs per shelf in the title (5 × 150 = 750).
• Overlooking the missing liners. The REGILLER listing says hooks and shelving liners are not included, so plan for bins or liners if you store small items.
• Ignoring the per-cube limit. The Furinno lists 20 lb per cube, so a 100 lb total does not mean one cube can take it all.

Related guides

• best black and white floating shelves
• best cube storage organizers for small rooms
• best floating shelves for a home office

Frequently asked questions

Which of these storage shelves is truly square?

Only the Amazon Basics tower has equal width and depth, 16 inches by 16 inches, and it is 54 inches high. The REGILLER is 11.8 by 16.6 inches and the Furinno is 9.4 by 19.5 inches. The Furinno has five open cubes, but the listing does not state each cube’s inside size.

How much weight can these shelves hold?

The Amazon Basics lists 150 lbs per shelf in the title and a 750 lb total static maximum load. The Furinno lists 20 lb per cube and 100 lb in total. The data for the REGILLER mentions a total static max load but does not include the figure, so check its product page before loading it.

Do these shelves fit a narrow space or corner?

The Amazon Basics bullet and the REGILLER bullet both say their size suits narrow spaces or room corners. The REGILLER is 11.8 by 16.6 inches and the Amazon Basics is 16 by 16 inches. The Furinno is only 9.4 inches deep but 19.5 inches wide, so measure the width of your gap.

Do these shelves need tools to assemble?

The REGILLER bullets say no tools are needed for assembly, but they also note there are many parts in the package. The Amazon Basics and Furinno data do not state assembly details. The Furinno lists a reversible assembly, so check the instructions before buying.

Products worth checking

We have not tested these products. Sizes and features come from the Amazon listings as we read them; where a listing does not say, we say so.

Sources checked

• US Access Board guide to clear width
• Amazon listing for option 1
• Amazon listing for option 2
• Amazon listing for option 3

Specifications come from the Amazon listings as we read them for this guide. Product details and availability can change, so confirm on the product page before you buy.

How we research our guides