cardboard boxes for posting
Worth a lookShows low returns (0.1%), but soft demand (-5.3% this quarter) keeps it on the watch list.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Competition
Good42%top-5 click share — leaders hold, buyers still browse
Brand share
Good67%top-5 brand share — brands hold most of the demand
Conversion
Good4.4%search→purchase rate — share of searches ending in a sale
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Avg price
Good£12.32avg listing price — sweet spot $15–$100
Price range
Good£4.01–£26.84cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay2,088.14avg incumbent reviews — the moat a new listing must climb
Market size
Okay£163K£163K/yr · 298K searches
Growth
Bad-5.3%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, cardboard boxes for posting is a £163K/yr Amazon United Kingdom market (298K searches/yr). The top 5 brands hold 67% of demand. Verdict: Worth a look — 54/100.
Data updated Jul 21, 2026 · scored weekly · How we score niches
cardboard boxes for posting market data
- Units sold / yr
- 13K–15K
- avg 250–500/product
- Revenue / yr
- £154K–£185K
- units × avg price
- Conversion rate
- 4.4%
- Avg BSR
- #41
- Page quality
- 0%
- Prime
- 27%
- Sponsored
- 73%
- Out of stock
- 7.4%
- Avg brand age
- 45 months
- Avg seller age
- 176 days
Competition & brand share
The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.Brands
22 rising
Sellers
32
Top-5 brand share
67%
Top 20: 99%
Top-5 click share
42%
Top 20: 76%
Open market
28%
- W.E. Roberts21%
- Pluto Packaging15%
- Triplast14%
- All-Pack Solutions11%
- StorePAK6%
- Direct Global Trading5%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -5.3% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Top cardboard boxes for posting search terms
- boxes for posting92K/yr
- cardboard boxes for posting69K/yr
- double wall boxes12K/yr
- heavy duty boxes16K/yr
- medium moving boxes12K/yr
- shipping boxes medium15K/yr
- medium cardboard boxes11K/yr
- packing boxes for books9K/yr
- large postage box12K/yr
- medium boxes8K/yr
Top cardboard boxes for posting 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
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 152mm Small Single Wall 8x6x6 Shipping Mailing Postal Gift Cuboid Cardboard Boxes (Pack of 5)
Triplast£4.014.5★511 rev
10 Quality Strong 47cm x 31.5cm x 25cm 44 litres Packing Shipping House Moving Cardboard Boxes
Pluto Packaging£10.014.4★9,177 rev
10 Strong Large Cardboard Storage Packing Moving House Boxes with Carry Handles and Room List Ideal for Storage Moving and Packing 18 x 11 x 11 internal. Made in the UK
W.E. Roberts£9.844.3★3,966 rev
10 x Parcel Postal Mailing Boxes 350x250x160mm | Small Parcel Packing Shipping Cardboard Boxes
Sunrise Packaging£7.034.5★192 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
BH | Large Cardboard Moving Boxes | 5-Pack | 52cm x 30cm x 30cm | 47 Litres | Strong Reusable Packing Boxes | House Moving Packing with Carry Handles and Room List Checkboxes - by Best House
Best House Another Fine Product£8.18210 rev
SAFARIPAK - 10 Pack Strong Large Reusable Cardboard Storage Packing Moving House Boxes 52cm x 30cm x 30cm with Carry Handles and Room List Checkboxes - 47 Litres Capacity
SAFARIPAK£12.031,316 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£7.5630 rev
W.E. Roberts Strong Double Wall Cardboard Boxes (Pack of 15) - Boxes for posting Boxes for moving house Packing boxes Postal Shipping Boxes (305mm x 229mm x 229mm (12 x 9 x 9))
W.E. Roberts£14.01416 rev
Trending
90-day click momentum25 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£8.204.4★
Venuscello 1 x Double Wall Cardboard Boxes 61cm x 61cm x 61cm Heavy Duty Shipping Posting Box for Packaging Parcel & Moving House - 24 X 24 X 24
Venuscello£11.034.5★
ZYBUX - 12x9x9 - Brown Single Box Wall Shipping Mailing Postal Parcel Easy to Assemble Cardboard Parcel Boxes Idal for Cardboard Gift box Packing Boxes for Moving House - Pack of 10
ZYBUX£10.044.5★
Strong Cardboard Storage Boxes for Posting Small & Large Parcels Moving Bulk Gifts Single Wall Eco Friendly Shipping Cartons Corrugated Boxes (9x6x4 229x152x102mm Pack of 5)
Generic£5.753.7★
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★
What buyers say about cardboard boxes for posting
What buyers praise and complain about, mined from review topics.What buyers love
“Good and strong”
“Excellent Product”
“Fits well”
“Excellent value”
“As advertised”
“Large capacity”
“be able to carry”
“Easy assembly”
“Came in very handy”
“Very reliable”
What buyers complain about
“Too flimsy”
“NOT LARGE”
“boxes are bad quality”
“is misleading”
“Not very thick”
“It sticks, kind of,”
“couldve been better if cheaper”
“It breaks easily”
“become so heavy”
“Not practical for everything”
Top return reasons
Common questions
- Is cardboard boxes for posting profitable to sell on Amazon United Kingdom?
- The niche generates £163K/yr across 44 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -5.3%. Flapen's verdict: Worth a look (54/100).
- How competitive is the cardboard boxes for posting niche?
- 22 brands and 32 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 67% of demand.
- What do buyers complain about in cardboard boxes for posting?
- Top complaints mined from reviews: Strength, Size-Overall, Quality-Overall. The return rate is 0.1%.
- When does demand for cardboard boxes for posting peak?
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- What does it cost to enter the cardboard boxes for posting niche?
- Listings span £4.01–£26.84; the average listing price is £12.32 (sweet spot $15–$100). The average incumbent carries 2,088 reviews — the moat a new listing must climb.