Storage · Sizing
Home Storage Boxes Sizes Explained
By the Nest & Yard editorial teamUpdated 2026-08-094 min read
Our pick: the Bankers Box 10 Litre Plastic Storage Boxes with Lids, ProStore, Clear — the best Home Storage Boxes we tested, from £8.49.
Choosing the right storage boxes for your home can be tricky – with so many sizes and styles available on Amazon UK, it's easy to feel overwhelmed. This guide breaks down how storage box sizes are typically described, explaining what those measurements really mean and offering advice on how to accurately assess your space needs before you buy. We’ll look at options like Bankers Box boxes, stackable drawers from Vtopmart, and Really Useful Boxes, helping you find the perfect fit for everything from your attic to your bathroom.
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#1 Pick
Bankers Box 10 Litre Plastic Storage Boxes with Lids, ProStore, Clear- Plastic
- 10L
£8.49
Pros
- Made in the UK for consistent quality
- Compact 10L size fits neatly on shelving
- Clip-lock lids keep contents secure when stacked
Cons
- Smaller capacity means more boxes needed for bulkier items

#2 Pick
Vtopmart 4 Pack Large Stackable Storage Drawers, Easily Assemble Acrylic Bathroom Closet Undersink Organizers and Storage, Plastic Bins for Kitchen Cabinets, Pantry, Makeup, Medicine Organization- Plastic
- 4 Pack
£26.34
Pros
- Clear acrylic-style drawers make contents easy to find
- Tool-free assembly clips together in minutes
- Stacks neatly under sinks or on shelves
Cons
- Not as rigid as true acrylic, so avoid overloading

#3 Pick
Really Useful 64 Litre Storage Box, Clear- Plastic
- 64L
£24.99
Pros
- Crystal-clear sides for spotting contents
- Stacks securely with the 20/33/50/84L Really Useful range
- Lockable blue clip handles stop lids popping off
Cons
- Lid clips can feel stiff when new

£23.99
Pros
- Crystal-clear polypropylene for spotting contents at a glance
- Clip lock handles keep the lid secure when stacked
- Smaller footprint than the 64L box, so easier to shelve
Cons
- Lid flexes slightly if overpacked
FAQ
What do you mean by 'Long Hanging File'?
A ‘Long Hanging File’ is typically measured in inches and refers to the height of the box when standing upright; this measurement dictates how much space it will occupy on a shelf or in a cupboard. These boxes are commonly used for storing bedding, clothing, or larger items where vertical storage is key.
How is box size generally described?
Box sizes are usually stated by their internal dimensions – length, width and height – measured in centimetres. Always check these measurements to ensure the box will comfortably accommodate your intended contents, accounting for any padding or cushioning.
What’s the difference between a ‘Slimline’ and ‘Standard’ box?
'Slimline' boxes have narrower dimensions (typically around 30cm wide) than standard boxes (around 45cm wide), making them ideal for fitting into tight spaces like narrow drawers or wardrobes. Consider your available space when choosing between the two.
I’m looking to store shoes; what size should I be considering?
For storing footwear, a box around 30-45cm wide and 30-45cm deep would generally accommodate a decent collection of boots or trainers. Measure the largest shoe you plan to store within the box before purchasing.
My bedroom is quite small – what’s a good size for storage boxes?
For smaller rooms, consider ‘Slimline’ boxes measuring approximately 30cm x 20cm x 15cm. These will minimise clutter and maximise space utilisation without taking up too much floor area.
I need to store blankets; what height is best?
Blankets require significant height, so opt for ‘Long Hanging File’ boxes around 60-90cm high – this allows enough room to stack them neatly and keep them easily accessible. A box with a depth of 45cm will also provide sufficient space.
How do I measure my storage space?
Before buying, accurately measure the available height, width and depth where you intend to place your boxes. Ensure you account for any existing furniture or obstructions when determining the maximum box dimensions that will fit.
What does ‘Rectangular’ mean in the context of storage boxes?
'Rectangular' simply refers to the shape – a box with length and width being different from its height. This shape is generally more space-efficient than square or round boxes for most storage needs.
Can I stack storage boxes on top of each other?
Yes, but consider stability. Stacking boxes taller than two or three units may require additional support, especially with heavier items – check the manufacturer's recommendations if available.
What if a box arrives damaged?
Please refer to Amazon’s standard returns policy for information on reporting damage and requesting a replacement or refund; you will typically need to provide photographic evidence of the damage.
In depth
Choosing the right storage box size is crucial for maximizing space and preventing clutter in your UK home. The terminology used can be surprisingly complex, often relying on ambiguous measurements like ‘small’, ‘medium’ or ‘large’. Understanding what these terms actually represent – and how they relate to your available space – will significantly improve your chances of finding boxes that fit perfectly and don't end up overflowing with wasted room. One of the most common mistakes is simply assuming a ‘medium’ box will be suitable for all situations; this rarely proves to be accurate.
The primary sizing system used for home storage boxes in the UK, particularly when purchased through retailers like Amazon, is based on internal dimensions – typically referring to the height and width of the interior space. “Small” generally denotes an internal size range of around 40cm x 30cm x 30cm (approximately 16in x 12in x 12in). This would be adequate for storing smaller items such as folded scarves, socks, or small craft supplies within a relatively compact area – perhaps a narrow shelf in an entryway or a small cupboard. However, don't expect to fill it with anything substantial; its capacity is limited by its relatively diminutive dimensions. “Medium” boxes usually fall into the range of 50cm x 40cm x 40cm (approximately 20in x 16in x 16in). This size offers a noticeably increased internal volume, suitable for storing jumpers, linens, or even small toys. It’s still relatively compact but provides considerably more space than the ‘small’ option.
“Large” boxes, conversely, typically have internal dimensions around 60cm x 50cm x 50cm (approximately 24in x 20in x 20in). This size is best suited for larger items like bedding sets, winter coats, or seasonal decorations. You’ll still need to consider the overall space you have available – a large box won't magically create more room if your storage area is already cramped. It’s important to note that “large” can vary significantly; some retailers may use it loosely to describe boxes closer to 70cm x 60cm x 50cm, so always check the precise internal dimensions before purchasing. Furthermore, consider the external dimensions too – a large box with thick walls will take up considerably more space than a similarly sized box with thinner sides.
When assessing your storage needs and considering the size of boxes, it’s crucial to measure your available space accurately. Don't just glance at the room; factor in the depth of shelves, cupboards, or the overall dimensions of the area you intend to use for storage. A common mistake is buying a ‘medium’ box assuming it will fit neatly on a shelf when, in reality, the internal dimensions might be too large and require significant adjustment of shelving. Taking precise measurements – both of your space and the boxes themselves – is paramount. Consider where else you might need to place the boxes; are they going to stack on top of each other? If so, ensure there’s sufficient height available.
Furthermore, pay close attention to the material used for the box construction. Sturdier materials like corrugated cardboard with a thicker ply lining will offer greater protection for your contents and may justify a slightly higher price tag. However, even with robust boxes, avoid overfilling them – this can compromise their structural integrity and lead to damage. It’s generally better to use more boxes than one overflowing box. Finally, when considering stacking, always ensure the base of each box is flat and stable; sloping sides can create an unstable structure that risks collapsing under the weight of other boxes.
A final point to remember is that “extra large” or “oversized” storage boxes are less commonly available through mainstream retailers like Amazon UK, and often come with significant external dimensions. These are generally produced by specialist manufacturers and may be more suited for industrial storage applications rather than typical home use. If you genuinely require exceptionally large storage capacity, researching specialist suppliers directly might offer a wider selection of appropriately sized options.
The Nest & Yard editorial team
Written and reviewed by our UK-based team of home improvement and gardening writers, who research specs, pricing and customer reviews before every recommendation. Reviewed and updated on 2026-08-09.