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Waterproof Mattress Protector Small Double

prices mostly outside the sweet spot ($5.81–$14.74) — Waterproof Mattress Protector Small Double doesn't clear our bar today.

Flapen Score

38
Skip it
Market size 13Growth 18Conversion 98Competition 33Returns 96Price range 0Avg price 30Brand share 30Review moat 18Quality gap 35
This niche Category average

Is Waterproof Mattress Protector Small Double profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Waterproof Mattress Protector Small Double is a £51K/yr Amazon United Kingdom market (33K searches/yr). The top 5 brands hold 87% of demand. Demand peaks in Jan. Verdict: Skip it — 38/100.

Waterproof Mattress Protector Small Double: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -14.9% over the last 90 days and 16.3% of searches end in a purchase.

£51K

revenue / yr

Units sold / yr6K
Search volume / yr-14.9%33K
Conversion rate16.3%
Avg price£9.57

Who owns the niche?

The top 5 brands hold 87% of demand, so 13% of the market is open.

13%

open market share

Brands · sellers9 · 15
Top-5 product click share65%
Open market13%
Avg brand age44 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 15 products

Sponsored placement87%
New entrants (1y)3· 0 succeeded
Avg rating4.5★
Avg reviews17,201

Top Waterproof Mattress Protector Small Double products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.

£0£5K£10K£15K£21K101001K10K100K1.0M Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

9 falling

Sellers

15

Top-5 brand share

87%

Top 20: 100%

Top-5 click share

65%

Top 20: 100%

Open market

8%

  • Utopia Bedding32%
  • CAROLINE SHATUIK28%
  • Silentnight14%
  • ECOBIZ7%
  • IMFAA6%
  • ACRALI HOME5%
  • Open — no brand owns it (3 brands, 8%)

Waterproof Mattress Protector Small Double demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume33KCVR16.3%Products15Brands9Top 5 Brands87%OOS Rate4.8%Rating4.5★Reviews17,201Avg BSR#29
800600Prime Day '25Spike '25Black Friday '25Spike '26MarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJul

Peak months: Jan · busiest ÷ quietest = 1.7×

Top Waterproof Mattress Protector Small Double search terms shoppers use

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

  • small double waterproof mattress protector15K/yr
  • waterproof mattress protector small double13K/yr
  • small double mattress protector waterproof5K/yr

What reviews say buyers love and hate about Waterproof Mattress Protector Small Double

What buyers mention most, as a share of all reviews.

What buyers love

77% of reviews
Quality-Overall19%

Great quality & the feel is comfort, theres no slipping & sliding around like the cheap ones

Size-Overall12%

Fits well

Value For Money12%

Worth the money

Advertised Vs Actual Product11%

True to picture

Water Resistance8%

really water proof

What buyers complain about

70% of reviews
Water Resistance24%

they are no longer waterproof

Quality-Overall10%

Poor quality

Thickness7%

Thin

Noise Level5%

A little noisier than I expected

Value For Money5%

But price should be £3/£4 pounds less

Waterproof Mattress Protector Small Double return rate & reasons

Why buyers send it back, as a share of all return requests.

0.8%

Return rate

73%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
65%
2Quality-Overall
7%
3Material Quality
6%
4Water Resistance
3%
5Advertised Vs Actual Product
3%

Common Waterproof Mattress Protector Small Double questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Waterproof Mattress Protector Small Double 38/100 on Amazon United Kingdom — Skip it. The niche generates £51K/yr across 15 tracked products. 0 of 3 products launched in the last 360 days are still selling. Search demand moved -14.9% over the last 90 days.
Search demand for Waterproof Mattress Protector Small Double on Amazon United Kingdom peaks in Jan, where the busiest month runs 1.7× the quietest.