King Pillow Protectors with Zipper 4 Pack
FailThe top 5 brands take 98% of clicks, so King Pillow Protectors with Zipper 4 Pack is a Fail.
- Flapen Score
- 40 / 100Ranks 9,007 of 11,240 Home & Kitchen niches · −9 vs the category median of 4940
- Market size
- $84K/yr17K searches / yr
- 90-day growth
- +7.2%search demand this quarter
- Competition
- 91%top-5 click share · 6 brands · 13 sellers
Flapen Score
King Pillow Protectors with Zipper 4 Pack against its category
The dotted line is the Home & Kitchen average. Past it, King Pillow Protectors with Zipper 4 Pack is stronger. Inside it, weaker.
Market
The King Pillow Protectors with Zipper 4 Pack market on Amazon at a glance
Shoppers on Amazon United States searched for King Pillow Protectors with Zipper 4 Pack 17K times last year and spent an estimated $84K. The top 5 brands take 98% of clicks. Demand peaks in May–Jun–Jul. Flapen scores it 40 out of 100, a Fail.
01 · Demand
An estimated 25.4% of those searches ended in a purchase.
Shoppers searched for this 17K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 25.4% of those searches ended in a purchase. Searches in the last 90 days moved +7.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $84K a year.
- Searches, last 12 months
- 17K
- Growth, 90 days vs prior 90
- +7.2%
- Conversion, latest week
- 25.4%
- Market size, estimated
- $84Ka year
- Peak month
- May2.3× the quietest month
- Top search term
- king pillow protector set of 410K searches a year
02 · Price
A sale here is worth $19.87.
Listings sell for $19.87 on average, from $11.04 to $30.66. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 500 to 750 of them. At $19.87 that is $10K to $15K a year per listing.
- Average price
- $19.87inside the $15 to $100 sweet spot
- Price range
- $11.04–$30.66
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $10K–$15K
- Returns
- 1.4%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
100% 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 #12 within Sheets & Pillowcases. It carries 18,660 reviews at 4.64 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #12in Sheets & Pillowcases
- Average rating
- 4.64 starsAmazon United States average 4.42 stars
- Average reviews
- 18,660per listing
- Listings tracked
- 8
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 57 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
- 57 months
Products
Top King Pillow Protectors with Zipper 4 Pack 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.
Top sellers
by estimated 90-day click share
Ultra Soft Pillow Protectors with Zipper King Size - Set of 4 Breathable Pillow Covers - 100% Protection Against Stains Dust & Dirt - Machine Washable (White)
- Price
- $15.03
- Rating
- 4.7/5
- Reviews
- 25,099
- Age
- 7y ago

Set of 4 Pillow Protectors with Zipper King Size Bed Bug and Dust Mite Proof Pillow Covers Ultra Soft Pillow Encasements Moisture Wicking and Waterproof Pillow Cases by Utopia Bedding (White)
- Price
- $14.37
- Rating
- 4.6/5
- Reviews
- 48,649
- Age
- 8y ago

King Pillow Protector Waterproof with Zipper 4 Pack 20x36 inch King Size Pillow Protector Pillow Covers Encasement Pillow Case White
- Price
- $19.44
- Rating
- 4.6/5
- Reviews
- 4,070
- Age
- 6y ago

FAUNNA 600TC 100% Cotton Pillow Protectors King Size (20x36) 4 Pack Oeko-TEX Certified Hotel Grade Pillow Cover with Silent Zipper Zip Up Pillow Cases White
- Price
- $30.66
- Rating
- 4.6/5
- Reviews
- 7,244
- Age
- 6y ago

Utopia Bedding 4 Pack Pillow Protectors with Zipper King Size Soft Brushed Microfiber Fabric Pillow Cases Shrinkage and Fade Resistant Pillow Covers (White)
- Price
- $11.43
- Rating
- 4.6/5
- Reviews
- 1,326
- Age
- 6y ago
Trending
estimated 90-day click momentum
Guardmax Jersey Knitted Pillow Protector with Zipper King Size - 4 Pack - 100% Waterproof Bed Bug Proof Dust Mite Proof & Hypoallergenic Pillow Covers - Premium Zippered Pillow Cases. (20 X 36)
- Price
- $28.90
- Rating
- 4.6/5
- Reviews
- 9,879
- Age
- 8y ago

Set of 4 Pillow Protectors with Zipper Standard Size Bed Bug and Dust Mite Proof Pillow Covers Ultra Soft Pillow Encasements Moisture Wicking and Waterproof Pillow Cases by Utopia Bedding (White)
- Price
- $11.04
- Rating
- 4.6/5
- Reviews
- 48,649
- Age
- 4y ago

Utopia Bedding 4 Pack Pillow Protectors with Zipper King Size Soft Brushed Microfiber Fabric Pillow Cases Shrinkage and Fade Resistant Pillow Covers (White)
- Price
- $11.43
- Rating
- 4.6/5
- Reviews
- 1,326
- Age
- 6y ago

Ultra Soft Pillow Protectors with Zipper King Size - Set of 4 Breathable Pillow Covers - 100% Protection Against Stains Dust & Dirt - Machine Washable (White)
- Price
- $15.03
- Rating
- 4.7/5
- Reviews
- 25,099
- Age
- 7y ago

FAUNNA 600TC 100% Cotton Pillow Protectors King Size (20x36) 4 Pack Oeko-TEX Certified Hotel Grade Pillow Cover with Silent Zipper Zip Up Pillow Cases White
- Price
- $30.66
- Rating
- 4.6/5
- Reviews
- 7,244
- Age
- 6y ago
Newest
by launch date
Set of 4 Pillow Protectors with Zipper Standard Size Bed Bug and Dust Mite Proof Pillow Covers Ultra Soft Pillow Encasements Moisture Wicking and Waterproof Pillow Cases by Utopia Bedding (White)
- Price
- $11.04
- Rating
- 4.6/5
- Reviews
- 48,649
- Age
- 4y ago

King Pillow Protector Waterproof with Zipper 4 Pack 20x36 inch King Size Pillow Protector Pillow Covers Encasement Pillow Case White
- Price
- $19.44
- Rating
- 4.6/5
- Reviews
- 4,070
- Age
- 6y ago

FAUNNA 600TC 100% Cotton Pillow Protectors King Size (20x36) 4 Pack Oeko-TEX Certified Hotel Grade Pillow Cover with Silent Zipper Zip Up Pillow Cases White
- Price
- $30.66
- Rating
- 4.6/5
- Reviews
- 7,244
- Age
- 6y ago

Utopia Bedding 4 Pack Pillow Protectors with Zipper King Size Soft Brushed Microfiber Fabric Pillow Cases Shrinkage and Fade Resistant Pillow Covers (White)
- Price
- $11.43
- Rating
- 4.6/5
- Reviews
- 1,326
- Age
- 6y ago

Ultra Soft Pillow Protectors with Zipper King Size - Set of 4 Breathable Pillow Covers - 100% Protection Against Stains Dust & Dirt - Machine Washable (White)
- Price
- $15.03
- Rating
- 4.7/5
- Reviews
- 25,099
- Age
- 7y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 91% of clicks. A locked shelf that new listings rarely crack.
Brands
6 flat
Sellers
13
Est. top-5 brand share
98%
Top 20: 100%
Est. top-5 click share
91%
Top 20: 100%
Open market
0%
- Niagara Sleep Solution40%
- Utopia Bedding31%
- Moonsea16%
- FAUNNA8%
- Aller-Ease3%
- Guardmax2%
- Open — no brand owns it (0%)
Demand
King Pillow Protectors with Zipper 4 Pack search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May, Jun, Jul · busiest ÷ quietest = 2.3×
Search terms
Top King Pillow Protectors with Zipper 4 Pack search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- king pillow protector set of 410K/yr
- king size pillow protectors set of 44K/yr
- king pillow protectors with zipper 4 pack3K/yr
Reviews and returns
What reviews say buyers love and hate about King Pillow Protectors with Zipper 4 Pack
We read the reviews and the return reasons for every product selling here.
“Not water resistant”
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
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common King Pillow Protectors with Zipper 4 Pack 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









