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Castor Cups

Fail

Prices span $3.58–$13.98, mostly outside the sweet spot, so Castor Cups is a Fail.

Flapen Score
48
48 / 100
Ranks 1,131 of 2,225 DIY & Tools niches · −1 vs the category median of 49
Market size
£84K/yr207K searches / yr
90-day growth
-9.9%search demand this quarter
Competition
48%top-5 click share · 29 brands · 41 sellers

Flapen Score

Castor Cups against its category

The dotted line is the DIY & Tools average. Past it, Castor Cups is stronger. Inside it, weaker.

48Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Castor Cups market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Castor Cups 207K times last year and spent an estimated £84K. The top 5 brands take 61% of clicks. Flapen scores it 48 out of 100, a Fail.

01 · Demand

An estimated 5.9% of those searches ended in a purchase.

Shoppers searched for this 207K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 5.9% of those searches ended in a purchase. Searches in the last 90 days moved -9.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated £84K a year.

Searches, last 12 months
207K
Growth, 90 days vs prior 90
-9.9%
Conversion, latest week
5.9%
Market size, estimated
£84Ka year
Peak month
March1.2× the quietest month
Top search term
carpet protector cups25K searches a year

02 · Price

A sale here is worth £6.84.

Listings sell for £6.84 on average, from £3.58 to £13.98. Amazon reports units sold in ranges. This niche sold 13K to 15K a year. The average listing sells 250 to 500 of them. At £6.84 that is £2K to £3K a year per listing.

Average price
£6.84under the $15 to $100 sweet spot
Price range
£3.58–£13.98
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
13K–15K
Units per listing a year
250–500
Revenue per listing a year
£2K–£3K
Returns
1.8%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

66% of listings pay for placement with sponsored ads. 90% ship with Prime. On an average day, 7.5% of listings are out of stock. The average listing ranks #97 within Furniture Hardware. It carries 1,499 reviews at 4.28 stars, so a new listing needs social proof before a better product.

Sponsored listings
66%
Prime listings
90%
Out of stock, average day
7.5%
Average rank
#97in Furniture Hardware
Average rating
4.28 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,499per listing
Listings tracked
41

04 · Newcomers

0 of last year's 1 launches cleared the first-year sales bar.

1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 41 months on average, so the names here are settling in.

Launched, last 12 months
1
Successful launches
0Amazon's first-year sales bar
Average brand age
41 months

Products

Top Castor Cups products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 22, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 48% of clicks. Leaders hold, but buyers still shop past them.

£0£3K£7K£10K£13K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

29 falling

Sellers

41

Est. top-5 brand share

61%

Top 20: 92%

Est. top-5 click share

48%

Top 20: 80%

Open market

35%

  • Just Pudding Basins18%
  • Medipaq15%
  • fiXte11%
  • Lookka11%
  • SOL6%
  • SUL4%

Demand

Castor Cups search demand

Weekly searches over the year, seasonality beneath. Pick a range.

5K4KSpike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.2×

Search terms

Top Castor Cups search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • carpet protector cups25K/yr
  • castor cups22K/yr
  • furniture cups20K/yr
  • carpet protectors for furniture legs11K/yr
  • furniture castor cups14K/yr
  • furniture cups for carpet10K/yr
  • castor cups for furniture on carpet11K/yr
  • furniture feet cups10K/yr
  • caster cups12K/yr
  • furniture coasters11K/yr

Reviews and returns

What reviews say buyers love and hate about Castor Cups

We read the reviews and the return reasons for every product selling here.

23%of positive reviews mention “Quality-Overall”
19%of negative reviews mention “Size-Overall”
1.8%of orders come back
“Poor sizing”
A buyer, on “Size-Overall”19% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

18 topics

NegativePositive

FAQ

Common Castor Cups questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data