Is small cardboard boxes profitable to sell on Amazon United Kingdom?

The niche generates £140K/yr across 19 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -15.7%. Flapen's verdict: Skip it (43/100).

How competitive is the small cardboard boxes niche?

15 brands and 23 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 79% of demand.

What do buyers complain about in small cardboard boxes?

Top complaints mined from reviews: Quality-Overall, Strength, Size-Overall. The return rate is 0.4%.

When does demand for small cardboard boxes peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the small cardboard boxes niche?

Listings span £4.01–£17.31; the average listing price is £9.35 (sweet spot $15–$100). The average incumbent carries 684 reviews — the moat a new listing must climb.

small cardboard boxes

Skip it

Soft demand (-15.7% this quarter) — this niche doesn't clear our bar today.

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Review moat

Good683.58

avg incumbent reviews — the moat a new listing must climb

Conversion

Good4.6%

search→purchase rate — share of searches ending in a sale

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay79%

top-5 brand share — brands hold most of the demand

Competition

Okay63%

top-5 click share — leaders hold, buyers still browse

Market size

Okay£140K

£140K/yr · 326K searches

Avg price

Okay£9.35

avg listing price — sweet spot $15–$100

Growth

Bad-15.7%

90-day search growth — must beat 0% to launch

Price range

Bad£4.01–£17.31

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon United Kingdom niche tracking, small cardboard boxes is a £140K/yr Amazon United Kingdom market (326K searches/yr). The top 5 brands hold 79% of demand. Verdict: Skip it — 43/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

small cardboard boxes market data

Units sold / yr: 15K–20K; avg 250–500/product
Revenue / yr: £140K–£187K; units × avg price
Conversion rate: 4.6%
Avg BSR: #72
Page quality: 0%
Prime: 63%
Sponsored: 63%
Out of stock: 4.8%
Avg brand age: 41 months
Avg seller age: 183 days

Competition & brand share

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

Top-5 brand share

79%

Top 20: 100%

Top-5 click share

63%

Top 20: 100%

Open market

17%

Triplast38%
Trendecor13%
All-Pack Solutions12%
STRBOXONG8%
Apex Business Supplies8%
HORLIMER4%
Open — no brand owns it (9 brands, 17%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -15.7% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top small cardboard boxes search terms

small cardboard boxes62K/yr -13.9%3.5% conv.
small parcel boxes42K/yr -19.2%4.1% conv.
small boxes for posting33K/yr -14.5%4.8% conv.
royal mail small parcel boxes22K/yr -10.5%4.9% conv.
cardboard boxes small18K/yr -18.4%3.6% conv.
small postage boxes17K/yr -30.4%4.1% conv.
small cardboard boxes for posting14K/yr -14.8%3.5% conv.
small parcel box13K/yr -19.2%3.1% conv.
small shipping boxes14K/yr -16.6%3.3% conv.
postal box14K/yr -14.7%1.0% conv.

All search terms

Top small cardboard boxes products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 19 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Triplast 203 x 152 x 152mm Small Single Wall 8x6x6 Shipping Mailing Postal Gift Cuboid Cardboard Boxes (Pack of 5)

Triplast£4.014.5★511 rev

Small Cardboard Boxes Brown Corrugated Shipping Boxes 7.3x5 x1.8 Inches (18.5x12.5x4.5 cm) Small Parcel Boxes Packaging Mailing Boxes for Business Posting Storing or Gift(Pack of 10)

Trendecor£7.564.1★30 rev

All-Pack Solutions 10 Royal Mail Small Parcel Postal mailing Boxes 350x250x160mm (Deep Option)

All-Pack Solutions£6.804.5★2,660 rev

Triplast 203 x 152 x 102mm Small Single Wall 8x6x4 Shipping Mailing Postal Gift Cuboid Cardboard Boxes (Pack of 25)

Triplast£7.574.6★1,744 rev

Corrugated Cardboard Shipping Boxes 15x10x5cm Royal Mail Small Parcel Boxes Packaging Mailing Boxes for Business Posting Storing or Gift(Pack of 10)

STRBOXONG£8.294.6★851 rev

Newest

by launch date

25 Boxes of 8x6x4 Inch Small Cardboard Boxes Pack of 25 | Single Wall Shipping Boxes Mailing & Postal Boxes | Strong Corrugated Packing Boxes for Moving Storage Royal Mail Small Parcel

Apex Business Supplies£8.2016 rev

2mo ago

10 Boxes of 8x6x6 Inch Small Cardboard Boxes Pack of 10 | Single Wall Corrugated Shipping Packing & Postal Boxes | Strong Moving & Storage Boxes for Mailing Gift & Royal Mail Small Parcel

Apex Business Supplies£7.449 rev

2mo ago

Small Cardboard Boxes Brown Corrugated Shipping Boxes 7.3x5 x1.8 Inches (18.5x12.5x4.5 cm) Small Parcel Boxes Packaging Mailing Boxes for Business Posting Storing or Gift(Pack of 10)

Trendecor£7.5630 rev

1y ago

HORLIMER 6 Pack Shipping Boxes 152x100x76 mm (6x4x3 inch) Brown Corrugated Cardboard Boxes for Small Item Packaging Secure Storage and Business

HORLIMER£7.67445 rev

1y ago

10 x Parcel Postal Mailing Boxes 350x250x160mm | Small Parcel Packing Shipping Cardboard Boxes

Sunrise Packaging£7.03192 rev

2y ago

What buyers say about small cardboard boxes

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall18%

“There good size”

Value For Money18%

“Good for the price”

Quality-Overall14%

“Excellent quality boxes”

Advertised Vs Actual Product12%

“As described”

Strength10%

“It's fairly sturdy”

Assembly/Installation9%

“Easy assembly”

Ease Of Use4%

“Easy to use”

Thickness2%

“The thickness of the cardboard is good”

Weight Light2%

“These are pretty lightweight”

Adhesion/Stickiness1%

“Have some glue handy”

What buyers complain about

Quality-Overall23%

“boxes are bad quality”

Strength23%

“Very flimsy”

Size-Overall21%

“Size listing is incorrect”

Adhesion/Stickiness6%

“They don't even close properly or line up to tape up”

Advertised Vs Actual Product5%

“Size listing is incorrect”

Thin3%

“Very thin”

Value For Money2%

“I was searching for shoe boxes which it turned out were quite expensive”

Thickness2%

“a bit thin”

Assembly/Installation1%

“Poorly put together needed half a roll of tape to keep it together”

Ethical Trade/Fair Trade1%

“Stay away, scam”

Top return reasons

Size-Overall85%

Strength3%

Thin2%

Quality-Overall2%

Advertised Vs Actual Product2%

Defective Material/Parts1%

Value For Money1%

Moist/Dry1%

Product Condition1%

Ease Of Use0%

Common questions

Is small cardboard boxes profitable to sell on Amazon United Kingdom?: The niche generates £140K/yr across 19 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -15.7%. Flapen's verdict: Skip it (43/100).
How competitive is the small cardboard boxes niche?: 15 brands and 23 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 79% of demand.
What do buyers complain about in small cardboard boxes?: Top complaints mined from reviews: Quality-Overall, Strength, Size-Overall. The return rate is 0.4%.
When does demand for small cardboard boxes peak?: Demand is steady year-round — the busiest month runs 1.5× the quietest.
What does it cost to enter the small cardboard boxes niche?: Listings span £4.01–£17.31; the average listing price is £9.35 (sweet spot $15–$100). The average incumbent carries 684 reviews — the moat a new listing must climb.