Heavy-Duty Strong Single Wall Cardboard Box 15×10×10″ (381×254×254 mm) – Recycled, Rigid & Reliable Packing Box UK
Heavy-Duty Strong Single Wall Cardboard Box 15×10×10″ (381×254×254 mm) – Recycled, Rigid & Reliable Packing Box UK
This 15×10×10″ heavy-duty single wall cardboard box is designed for larger, bulkier items that need strong and reliable protection without the weight and cost of double wall. Made from an upgraded recycled board, it stays firm, holds its shape and performs exceptionally well across courier networks. A popular choice for growing e-commerce brands, fulfilment centres and online retailers who want a tough, clean and eco-friendly shipping box for everyday use.
A Strong, Practical Box for Larger Orders
Standard single wall boxes often struggle with loads of this size. Corners crush, sides bow, and products arrive damaged. This upgraded heavy-duty grade fixes that problem – giving you a rigid, crush-resistant and dependable box that handles heavier items with ease while staying lightweight enough for cost-effective shipping.
- Stronger than standard single wall – close to double wall performance
- Large capacity for multi-item and bulky orders
- Rigid sides and strong edges for courier handling
- Lightweight structure keeps postage costs under control
- Made from fully recycled board and fully recyclable
What This 15×10×10″ Box Is Commonly Used For
This size is widely used across the UK by e-commerce sellers and warehouses for:
- Multiple clothing items, jumpers and small bulk garments
- Large beauty sets, home fragrance items and gift bundles
- Craft supplies, tools, hardware, DIY components
- Kitchenware, pots, jars, mugs and household goods
- Mixed multipack orders from online shops
- Larger subscription boxes and curated kits
- Electronics accessories and boxed products
Measurements & Internal Size
Internal size: 15×10×10″ (381×254×254 mm).
All measurements are internal to give you an accurate packing space.
Nearby Sizes & Alternatives
If you want a similar size but in a cube:
If you want something smaller but still strong:
If you prefer a lower-cost standard single wall option:
Heavy-Duty vs Standard Single Wall
| Feature | Heavy-Duty 15×10×10″ | Standard Single Wall |
|---|---|---|
| Strength | Upgraded board – near double wall performance | Basic everyday use |
| Best For | Clothing bundles, tools, kitchenware, larger orders | Light items and low-value goods |
| Weight Capacity | Typically 8–10 kg | 3–4 kg |
| Durability | Higher crush resistance and better edge strength | Suitable for simple packing only |
Box Strength & Capacity
This box uses a heavier B-Flute single wall board chosen for improved compression and stacking strength. When padded correctly and sealed with strong tape, it is commonly used for loads in the region of 8–10 kg, depending on product and courier.
How to Pack This Box Effectively
- Wrap items with kraft paper or bubble for impact protection
- Place heavier items centrally to avoid corner pressure
- Add void fill to remove movement
- Use quality packing tape – an H-seal on the base and top is best for heavier orders
Sustainability & Environmental Benefits
Made from 100% recycled cardboard and fully recyclable after use, this box offers a reliable eco-friendly packaging solution. It contains no plastic or mixed materials and is suitable for standard kerbside recycling across the UK.
Multi-Buy Pricing (inc VAT)
| Pack Size | Total Price | Per Box |
|---|---|---|
| 15 Boxes | £22.99 | £1.53 |
| 30 Boxes | £41.99 | £1.40 |
| 60 Boxes | £79.99 | £1.33 |
| 120 Boxes | £149.99 | £1.25 |
Trade and pallet pricing available – ideal for fulfilment centres and regular shippers.
Courier Compatibility
This 15×10×10″ box works well with Royal Mail, Evri, Yodel, DPD, UPS and DHL. Its rectangular profile stacks neatly on pallets and conveyor systems, helping reduce transit damage.
Useful Courier Size Guides
- Royal Mail – Size Guide
- Evri – Size Guide
- Yodel – Size Guide
- DPD – UK Parcel Guidance
- UPS – Dimensions & Weight
Related Boxes & Collections
- 12×9×6″ Heavy-Duty Single Wall Box
- 10×10×10″ Heavy-Duty Single Wall Box
- 14×10×6″ Standard Single Wall Box
- All Cardboard Boxes
- Single Wall Cardboard Boxes
- Small Cardboard Boxes
Why Buy from Us?
We supply packaging to thousands of UK sellers, warehouses and subscription brands. Our heavy-duty single wall boxes are chosen for their consistent strength, clean finish and reliable performance in daily courier use. With fair pricing, fast despatch and helpful customer service, we aim to keep your packing simple and stress-free.
Delivery & Despatch
- Same-day despatch before 5 pm (Mon–Fri)
- Royal Mail Tracked for smaller orders
- DPD Next Day available
- DPD Saturday delivery on request
Need Advice?
If you are unsure whether this 15×10×10″ box is the best fit, our team can guide you through sizes, alternatives and packing methods.
- WhatsApp: +44 7450 981838
- info@mrbags.co.uk
- Click & Collect: 10A Locket Street, Manchester, M8 8EE
- Opening hours: Mon–Fri 10:00–19:00 | Sun 11:00–18:00
| Material | 100% Recycled Corrugated Cardboard |
| Size | 15x10x10 Inch (381x254x254 mm) |
| Color | Brown Kraft |
| Assembly | Supplies flat-packed (Sealed with Packing Tape) |
| Eco-Friendly | Fully Recyclable Biodegradable and Compostable |
| Flute Type | B Flute |
| Recommended Storage | Store in a dry environment at 13–21°C for best performance |
| Strength | Heavy-Duty Single Wall (Near Double Wall Performance) |
| Weight Capacity | Typically up to 6-8 kg when packed correctly |
What can I pack in a 15x10x10 inch cardboard box?
This size is ideal for clothing bundles, kitchenware, beauty sets, tools, craft supplies, electronics accessories and larger subscription boxes.
Is this 15x10x10 box stronger than normal single wall?
Yes. It uses an upgraded heavy-duty single wall board that performs close to double wall, giving better protection during courier handling.
Are the measurements internal?
Yes. The 15x10x10 inch measurements are internal so you know the exact usable space inside the box.
How much weight can this heavy-duty box hold?
When packed correctly with suitable padding, this large box is commonly used for loads around 8–10 kg.
Is this box eco-friendly?
Yes. It is made from 100% recycled cardboard and is fully recyclable, biodegradable and compostable.
Does the box arrive flat-packed?
Yes. All boxes are supplied flat-packed for easy storage and quick assembly.
Is this size suitable for couriers?
Yes. It works well with Royal Mail, DPD, Evri, UPS, DHL and Yodel. Always check your final packed weight with your courier's guide.
Do you offer bulk or trade pricing?
Yes. Multi-buy discounts are listed, and we can quote pallet and regular monthly supply rates for fulfilment centres and trade buyers.
Can I order a sample first?
Yes. Samples can be arranged if you'd like to check the fit and strength before ordering in bulk.
Royal Mail 24 Tracked
Dispatched same day if ordered before 5 pm Monday to Friday. Please allow up to 1-2 days for delivery.
£1.99
DPD Next Day
Dispatched same day if ordered before 3 pm Monday to Thursday. Not available to Scottish Highlands & Islands.
£4.99
Free on orders over £100