Is white king pillow cases set of 2 profitable to sell on Amazon United States?

The niche generates $217K/yr across 15 tracked products. 90-day search growth is +8.4%. Flapen's verdict: Skip it (42/100).

How competitive is the white king pillow cases set of 2 niche?

14 brands and 20 sellers compete. The top 5 products take 80% of clicks and top 5 brands hold 86% of demand.

What do buyers complain about in white king pillow cases set of 2?

Top complaints mined from reviews: Thickness, Size-Overall, Material Quality. The return rate is 2.2%.

When does demand for white king pillow cases set of 2 peak?

Demand is steady year-round — the busiest month runs 1.2× the quietest.

What does it cost to enter the white king pillow cases set of 2 niche?

Listings span $6.57–$25.30; the average listing price is $11.60 (sweet spot $15–$100). The average incumbent carries 47,981 reviews — the moat a new listing must climb.

white king pillow cases set of 2

Skip it

A deep review moat (47,981 avg reviews) — this niche doesn't clear our bar today.

Conversion

Incredible17.6%

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

Returns

Good2.2%

return rate — above 5% kills the launch gate

Price range

Good$6.57–$25.30

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

Avg price

Okay$11.60

avg listing price — sweet spot $15–$100

Market size

Okay$217K

$217K/yr · 106K searches

Growth

Okay+8.4%

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

Brand share

Okay86%

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

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Competition

Bad80%

top-5 click share — a locked-up shelf

Review moat

Bad47,980.93

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, white king pillow cases set of 2 is a $217K/yr Amazon United States market (106K searches/yr). The top 5 brands hold 86% of demand. Verdict: Skip it — 42/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

white king pillow cases set of 2 market data

Units sold / yr: 20K–25K; avg 1,000–1,250/product
Revenue / yr: $232K–$290K; units × avg price
Conversion rate: 17.6%
Avg BSR: #112
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 54 months
Avg seller age: 192 days

Competition & brand share

The top 5 products capture 80% of clicks — a locked-up shelf that new listings rarely crack.

Brands

14 rising

Sellers

Top-5 brand share

86%

Top 20: 100%

Top-5 click share

80%

Top 20: 100%

Open market

12%

Amazon Basics29%
CGK Unlimited23%
NTBAY16%
Utopia Bedding12%
Elegant Comfort6%
CULVE2%
Open — no brand owns it (8 brands, 12%)

Demand & seasonality

Weekly Amazon search volume, last 103 weeks — +8.4% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.2×

Open Trend

Top white king pillow cases set of 2 search terms

white king pillow cases set of 226K/yr +3.7%15.2% conv.
white king size pillow cases19K/yr +9.8%15.0% conv.
white king pillow cases15K/yr +11.6%12.0% conv.
king white pillow cases set of 28K/yr +30.0%14.7% conv.
king size white pillow cases9K/yr +1.0%16.7% conv.
king size white pillow cases set of 24K/yr +43.6%19.5% conv.
white king size pillow cases set of 26K/yr -25.6%17.2% conv.
white pillow cases king5K/yr -1.8%13.3% conv.
king white pillow cases5K/yr -11.9%14.2% conv.
white pillow cases set of 2 king3K/yr +41.1%15.8% conv.

All search terms

Top white king pillow cases set of 2 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 15 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

King Pillow Cases Set of 2 - Ultra Soft Hotel Quality Pillowcase Covers - Comfy Cozy & Wrinkle Free - Shrinkage Stain and Fade Resistant - Machine Washable Pillow Protectors - 2 Piece Set - White

CGK Unlimited$14.194.6★57,433 rev

NTBAY King Pillowcase Set - 2 Pack Brushed Microfiber 20x36 Pillowcases - Soft Wrinkle-Free Fade-Resistant Stain-Resistant White Pillowcases with Envelope Closure - 20x36 Inches White

NTBAY$9.074.6★112,791 rev

Amazon Basics King Pillowcases Set of 2 - Lightweight Super Soft Easy Care Microfiber Bright White 40 L x 20 W Pillows Not Included

Amazon Basics$7.004.6★1,813 rev

Amazon Basics 400 Thread Count Soft 100% Cotton Pillow Cases Wrinkle Resistant Sateen Weave King Size 40 x 20 Machine Washable White Set of 2 Pillows Not Included

Amazon Basics$13.514.5★32,740 rev

Utopia Bedding King Pillow Cases - 4 Pack - Envelope Closure - Soft Brushed Microfiber Fabric - Shrinkage and Fade Resistant Pillow Covers King Size 20 X 40 Inches (King White)

Utopia Bedding$10.224.6★72,553 rev

Newest

by launch date

MINIPANDA White King Size Pillow Cases Set of 4 Envelope Design Pillowcase

MINIPANDA$8.011,898 rev

1y ago

White Pillowcases King 4 Pack 20x36 Pillow Cases with Envelope Closure Soft Plain Brushed Microfiber Covers Breathable Wrinkle-Resistant

CULVE$6.57796 rev

1y ago

Organic Cotton White King Pillowcases - 2 Pack 100% GOTS Certified Organic Cotton Cooling Soft Hypoallergenic Luxurious and All-Natural Crisp Pillowcases (White King Size - Set of 2)

Organic Cotton Mart$25.30165 rev

2y ago

Carressa Linen White King Size Pillow Cases Set of 2 - Luxury 600 Series 100% Egyptian Cotton King Pillowcases Silky Soft Cooling Sateen Weave Hydrangeas Collection Hotel Quality Pillow Cover

Carressa Linen$11.72103 rev

4y ago

Sunflower King Pillowcases Set of 2 100% Cotton King Pillow Cases 2 2040 inches Bright White Soft and Breathable

sunflower$13.818,066 rev

5y ago

What buyers say about white king pillow cases set of 2

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

What buyers love

Soft Feel25%

“Super silky and smooth”

Quality-Overall16%

“Quality pillowcases youre sure to like”

Comfort-Overall8%

“Very comfortable”

Value For Money8%

“Good for the price”

Upholstery/Fabric Quality6%

“I really liked the quality of the fabric”

Cushion6%

“Most comfortable pillows”

Advertised Vs Actual Product4%

“Exactly what I needed”

Size-Overall4%

“They fit my extra fluffy”

Color4%

“Comes in an amazing array of colors”

Washability4%

“Washes well”

What buyers complain about

Thickness13%

“Poor quality and very thin material”

Size-Overall13%

“not very generous with sizing”

Material Quality10%

“Dont like the materials”

Color7%

“Its almost off-white”

Hard Feel6%

“don't seem soft”

Quality-Overall6%

“Poorly made”

Comfort-Overall3%

“which is uncomfortable”

Stitch/Finish/Polish2%

“They are sewn a little sloppy”

Advertised Vs Actual Product2%

“Not as advertised”

Cushion2%

“doesn't stay on pillow”

Top return reasons

Size-Overall33%

Material Quality19%

Color11%

Advertised Vs Actual Product8%

Quality-Overall5%

Cushion4%

Thin4%

Value For Money3%

Soft Feel2%

Stain Resistance2%

Common questions

Is white king pillow cases set of 2 profitable to sell on Amazon United States?: The niche generates $217K/yr across 15 tracked products. 90-day search growth is +8.4%. Flapen's verdict: Skip it (42/100).
How competitive is the white king pillow cases set of 2 niche?: 14 brands and 20 sellers compete. The top 5 products take 80% of clicks and top 5 brands hold 86% of demand.
What do buyers complain about in white king pillow cases set of 2?: Top complaints mined from reviews: Thickness, Size-Overall, Material Quality. The return rate is 2.2%.
When does demand for white king pillow cases set of 2 peak?: Demand is steady year-round — the busiest month runs 1.2× the quietest.
What does it cost to enter the white king pillow cases set of 2 niche?: Listings span $6.57–$25.30; the average listing price is $11.60 (sweet spot $15–$100). The average incumbent carries 47,981 reviews — the moat a new listing must climb.