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King Pillow Cases 4 Pack

Fail

The average product has 44,019 reviews to catch up to, so King Pillow Cases 4 Pack is a Fail.

Flapen Score
39
39 / 100
Ranks 9,284 of 11,240 Home & Kitchen niches · −10 vs the category median of 49
Market size
$154K/yr156K searches / yr
90-day growth
-3.2%search demand this quarter
Competition
79%top-5 click share · 9 brands · 12 sellers

Flapen Score

King Pillow Cases 4 Pack against its category

The dotted line is the Home & Kitchen average. Past it, King Pillow Cases 4 Pack is stronger. Inside it, weaker.

39Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The King Pillow Cases 4 Pack market on Amazon at a glance

Shoppers on Amazon United States searched for King Pillow Cases 4 Pack 156K times last year and spent an estimated $154K. The top 5 brands take 91% of clicks. Flapen scores it 39 out of 100, a Fail.

01 · Demand

An estimated 6.2% of those searches ended in a purchase.

Shoppers searched for this 156K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 6.2% of those searches ended in a purchase. Searches in the last 90 days moved -3.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $154K a year.

Searches, last 12 months
156K
Growth, 90 days vs prior 90
-3.2%
Conversion, latest week
6.2%
Market size, estimated
$154Ka year
Peak month
July1.5× the quietest month
Top search term
king pillow cases set of 440K searches a year

02 · Price

A sale here is worth $15.89.

Listings sell for $15.89 on average, from $6.57 to $36.64. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 500 to 750 of them. At $15.89 that is $8K to $12K a year per listing.

Average price
$15.89inside the $15 to $100 sweet spot
Price range
$6.57–$36.64
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
10K–13K
Units per listing a year
500–750
Revenue per listing a year
$8K–$12K
Returns
1.5%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

85% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #52 within Sheets & Pillowcases. It carries 44,019 reviews at 4.56 stars, so a new listing needs social proof before a better product.

Sponsored listings
85%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#52in Sheets & Pillowcases
Average rating
4.56 starsAmazon United States average 4.42 stars
Average reviews
44,019per listing
Listings tracked
13

04 · Newcomers

Brands here are settling in.

The brands on the shelf have sold for 55 months on average, so the names here are settling in.

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

Products

Top King Pillow Cases 4 Pack products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 79% of clicks. A locked shelf that new listings rarely crack.

Brands

9 falling

Sellers

12

Top-5 brand share

91%

Top 20: 100%

Top-5 click share

79%

Top 20: 100%

Open market

6%

  • Brand 145%
  • Brand 235%
  • Brand 34%
  • Brand 44%
  • Brand 53%
  • Brand 63%
  • Open — no brand owns it (3 brands, 6%)

Demand

King Pillow Cases 4 Pack search demand

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

4K3KPrime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Search terms

Top King Pillow Cases 4 Pack search terms shoppers use

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

  • king pillow cases set of 440K/yr
  • oversized pillow cases26K/yr
  • pillow cases king size set of 49K/yr
  • king size pillow case with zipper12K/yr
  • king pillowcases set of 49K/yr
  • king size pillows cases set of 48K/yr
  • king size pillowcases set of 47K/yr
  • king pillows cases set of 44K/yr
  • xl pillow case3K/yr
  • pillow case king size set of 43K/yr

Reviews and returns

What reviews say buyers love and hate about King Pillow Cases 4 Pack

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

23%of positive reviews mention “Soft Feel”
21%of negative reviews mention “Size-Overall”
1.5%of orders come back
“Big is REALLY Big”
A buyer, on “Size-Overall”21% 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.

17 topics

NegativePositive

FAQ

Common King Pillow Cases 4 Pack questions

Answered from the same tracked data.