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Soft Flask

Soft Flask shows low returns (1.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Flapen Score

56
Worth a look
Market size 28Growth 39Conversion 65Competition 57Returns 95Price range 50Avg price 35Brand share 58Review moat 73Quality gap 80
This niche Category average

Is Soft Flask profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Soft Flask is a £122K/yr Amazon United Kingdom market (209K searches/yr). The top 5 brands hold 70% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 56/100.

Soft Flask: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved +11.3% over the last 90 days and 5.7% of searches end in a purchase.

£122K

revenue / yr

Units sold / yr15K
Search volume / yr+11.3%209K
Conversion rate5.7%
Avg price£10.19

Who owns the niche?

The top 5 brands hold 70% of demand, so 30% of the market is open.

30%

open market share

Brands · sellers17 · 26
Top-5 product click share51%
Open market30%
Avg brand age31 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.2★ — the gap to enter on.

0/100

page quality · 30 products

Sponsored placement97%
New entrants (1y)2· 1 succeeded
Avg rating4.2★
Avg reviews595

Top Soft Flask 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 51% of clicks — established leaders, but buyers still shop beyond them.

£0£6K£12K£18K£24K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

17 falling

Sellers

26

Top-5 brand share

70%

Top 20: 100%

Top-5 click share

51%

Top 20: 88%

Open market

23%

  • Salomon22%
  • SWIFTER19%
  • WRELS13%
  • flintronic9%
  • Generic8%
  • UTOBEST6%

Soft Flask demand & seasonality

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

Volume209KCVR5.7%Products30Brands17Top 5 Brands70%OOS Rate1.2%Rating4.2★Reviews595Avg BSR#248
6K4KSpike '25Prime Day '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 3.0×

Top Soft Flask search terms shoppers use

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

  • soft flask33K/yr
  • running water pouch23K/yr
  • soft water bottle25K/yr
  • soft flask 500ml15K/yr
  • salomon soft flask 500ml9K/yr
  • 500ml soft flask9K/yr
  • running vest water bottle13K/yr
  • soft water bottle running11K/yr
  • running bottle soft5K/yr
  • soft running water bottle9K/yr

What reviews say buyers love and hate about Soft Flask

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

What buyers love

75% of reviews
Quality-Overall20%

Good quality

Size-Overall14%

Great size

Leak-Proof14%

Does not leak

Ease Of Use7%

Easy to use

Value For Money4%

Overall its worth buying

What buyers complain about

69% of reviews
Leak-Proof30%

Leaks too easily

Strength5%

Overprice and flimsy

Quality-Overall5%

Not the best

Ease Of Use5%

am unfortunately unable to use it

Rusts/Corrodes5%

There's a metal ring which rusts horrible rusty taste in my mouth

Soft Flask return rate & reasons

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

1.0%

Return rate

56%

Fixable by listing

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

1Size-Overall
46%
2Leak-Proof
26%
3Advertised Vs Actual Product
4%
4Smell
3%
5Functionality-Overall
3%

Common Soft Flask questions

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

Flapen scores Soft Flask 56/100 on Amazon United Kingdom — Worth a look. The niche generates £122K/yr across 30 tracked products. 1 of 2 products launched in the last 360 days are still selling. Search demand moved +11.3% over the last 90 days.
Search demand for Soft Flask on Amazon United Kingdom peaks in Apr–May–Jun–Jul, where the busiest month runs 3.0× the quietest.