King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector
MaybeProducts sell for $35.85 on average, inside the sweet spot. But the average product has 48,159 reviews to catch up to, so King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector is a Maybe.
- Flapen Score
- 50 / 100Top 43% of 11,240 Home & Kitchen niches · +1 vs the category median of 4950
- Market size
- $139K/yr39K searches / yr
- 90-day growth
- -10.3%search demand this quarter
- Competition
- 55%top-5 click share · 16 brands · 24 sellers
Flapen Score
King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector against its category
The dotted line is the Home & Kitchen average. Past it, King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector is stronger. Inside it, weaker.
Market
The King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector market on Amazon at a glance
Shoppers on Amazon United States searched for King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector 39K times last year and spent an estimated $139K. The top 5 brands take 68% of clicks. Flapen scores it 50 out of 100, a Maybe.
01 · Demand
An estimated 10.0% of those searches ended in a purchase.
Shoppers searched for this 39K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 10.0% of those searches ended in a purchase. Searches in the last 90 days moved -10.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $139K a year.
- Searches, last 12 months
- 39K
- Growth, 90 days vs prior 90
- -10.3%
- Conversion, latest week
- 10.0%
- Market size, estimated
- $139Ka year
- Top search term
- king size extra deep 18-24 pocket waterproof mattress protector12K searches a year
02 · Price
A sale here is worth $35.85.
Listings sell for $35.85 on average, from $16.39 to $59.75. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 100 to 250 of them. At $35.85 that is $4K to $9K a year per listing.
- Average price
- $35.85inside the $15 to $100 sweet spot
- Price range
- $16.39–$59.75
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $4K–$9K
- Returns
- 2.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
96% 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 #23 within Mattress Pads & Toppers. It carries 48,159 reviews at 4.55 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 96%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #23in Mattress Pads & Toppers
- Average rating
- 4.55 starsAmazon United States average 4.42 stars
- Average reviews
- 48,159per listing
- Listings tracked
- 24
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 54 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 54 months
Products
Top King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector 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 29, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
BEDLORE Waterproof Mattress Protector King Size Mattress Pad with Deep Pocket 6-18 Depth Soft Noiseless Dirt-Proof Bed Mattress Cover Washable for Home Bedroom Hotel (Gray)
- Price
- $27.46
- Rating
- 4.6/5
- Reviews
- 23,362
- Age
- 3y ago
PlushDeluxe Bamboo Waterproof Mattress Protector King Size Ultra Soft
- Price
- $39.07
- Rating
- 4.6/5
- Reviews
- 42,286
- Age
- 9y ago
Premium 100% Waterproof King Mattress Protector Breathable Mattress Cover King Size Bed 3D Air Fabric Cooling Bed Pad Cover Deep Pocket 8-21
- Price
- $19.40
- Rating
- 4.5/5
- Reviews
- 8,799
- Age
- 3y ago
GRT King Waterproof Mattress Pad Hollow Cotton Quilted Mattress Protector
- Price
- $30.74
- Rating
- 4.6/5
- Reviews
- 14,378
- Age
- 6y ago
Cozymaker King Size 100% Waterproof Mattress Protector Cooling Mattress Cover Fitted 8-21 Deep Pocket 3D Air Fabric Soft Breathable Bed Mattress Pad Cover Noiseless Washable
- Price
- $30.21
- Rating
- 4.6/5
- Reviews
- 4,464
- Age
- 3y ago
Trending
estimated 90-day click momentum
Ultra Soft Waterproof Mattress Protector King - 6-21 Deep Pocket with Leak-Proof Edge Protection - Noiseless & Cooling Soft-Touch Viscose Made from Bamboo - Machine Washable (White)
- Price
- $34.43
- Rating
- 4.5/5
- Reviews
- 2,907
- Age
- 4mo ago
SafeRest Sleepure Waterproof Mattress Protector King Size - Viscose Derived from Bamboo - Fitted with Stretchable Pockets - Machine Washable Cotton King Mattress Cover for Bed
- Price
- $39.57
- Rating
- 4.6/5
- Reviews
- 280,383
- Age
- 2y ago
Niagara Sleep Solution Ultra Soft King Size Mattress Topper - Rayon Derived from Bamboo Pillow Top Mattress Pad for Back Pain Relief - Naturally Cooling for Hot Sleepers Green
- Price
- $50.73
- Rating
- 4.4/5
- Reviews
- 54,178
- Age
- 8y ago
BEDLORE King Mattress Protector Waterproof Noiseless Mattress Cover with Deep Pocket for 6-18 inches Mattress Soft Breathable Mattress Pad Machine Washable (Dark Gray)
- Price
- $28.56
- Rating
- 4.7/5
- Reviews
- 3,975
- Age
- 2y ago
OhGeni Waterproof Mattress Protector King Size Mattress Pad Fitted with Deep Pocket 6-18 Breathable Noiseless & Soft Washable Dirt-Proof Mattress Cover for Home Hotel White Daybed Cover
- Price
- $16.39
- Rating
- 4.4/5
- Reviews
- 398
- Age
- 2y ago
Newest
by launch dateUltra Soft Waterproof Mattress Protector King - 6-21 Deep Pocket with Leak-Proof Edge Protection - Noiseless & Cooling Soft-Touch Viscose Made from Bamboo - Machine Washable (White)
- Price
- $34.43
- Rating
- 4.5/5
- Reviews
- 2,907
- Age
- 4mo ago
PRIMESOFT King Size Thick Pillow Top Mattress Topper Up to 21 Inch Deep Pocket Soft Breathable for Back Pain Waterproof Protector Cover (White)
- Price
- $52.48
- Rating
- 4.4/5
- Reviews
- 1,545
- Age
- 1y ago
Cooling Waterproof Mattress Protector King Size Mattress Cover 3D Air Fabric Mattress Pad Cover Smooth Soft Breathable Noiseless 8-21 Deep Pocket
- Price
- $34.21
- Rating
- 4.6/5
- Reviews
- 1,517
- Age
- 1y ago
BEDLORE King Mattress Topper Viscose Derived from Bamboo Thick Pillow Top Mattress Pad with Stretchable Pockets for 6-18 Mattress Soft Breathable Mattress Topper for Back Pain Relief(Dark Gray)
- Price
- $53.28
- Rating
- 4.4/5
- Reviews
- 12,633
- Age
- 1y ago
OhGeni Waterproof Mattress Protector King Size Mattress Pad Fitted with Deep Pocket 6-18 Breathable Noiseless & Soft Washable Dirt-Proof Mattress Cover for Home Hotel White Daybed Cover
- Price
- $16.39
- Rating
- 4.4/5
- Reviews
- 398
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 55% of clicks. Leaders hold, but buyers still shop past them.
Brands
16 falling
Sellers
24
Est. top-5 brand share
68%
Top 20: 100%
Est. top-5 click share
55%
Top 20: 96%
Open market
27%
- BEDLORE28%
- GRT13%
- PlushDeluxe11%
- MUXHOMO11%
- SafeRest6%
- Cozymaker5%
Demand
King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.2× · 7 of 12 months tracked
Search terms
Top King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- king size extra deep 18-24 pocket waterproof mattress protector12K/yr
- mattress protector king deep pocket9K/yr
- king size deep pocket mattress protector7K/yr
- king deep pocket mattress protector6K/yr
- king size mattress topper waterproof5K/yr
Reviews and returns
What reviews say buyers love and hate about King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector
We read the reviews and the return reasons for every product selling here.
“NOT Water proof”
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.
16 topics
Keep looking
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Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common King Size Extra Deep 18-24 Pocket Waterproof Mattress Protector 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