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Expanding Floss

Fail

Prices span $2.48–$13.62, mostly outside the sweet spot, so Expanding Floss is a Fail.

Flapen Score
40
40 / 100
Ranks 1,670 of 2,035 Health & Personal Care niches · −8 vs the category median of 48
Market size
£61K/yr76K searches / yr
90-day growth
+9.9%search demand this quarter
Competition
81%top-5 click share · 6 brands · 68 sellers

Flapen Score

Expanding Floss against its category

The dotted line is the Health & Personal Care average. Past it, Expanding Floss is stronger. Inside it, weaker.

40Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Expanding Floss market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Expanding Floss 76K times last year and spent an estimated £61K. The top 5 brands take 96% of clicks. Flapen scores it 40 out of 100, a Fail.

01 · Demand

12.8% of searches ended in a purchase last week.

Shoppers searched for this 76K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 12.8% of those searches ended in a purchase. Searches in the last 90 days moved +9.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated £61K a year.

Searches, last 12 months
76K
Growth, 90 days vs prior 90
+9.9%
Conversion, latest week
12.8%
Market size, estimated
£61Ka year
Top search term
expanding floss38K searches a year

02 · Price

A sale here is worth £6.27.

Listings sell for £6.27 on average, from £2.48 to £13.62. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 500 to 750 of them. At £6.27 that is £3K to £5K a year per listing.

Average price
£6.27under the $15 to $100 sweet spot
Price range
£2.48–£13.62
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
8K–10K
Units per listing a year
500–750
Revenue per listing a year
£3K–£5K
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

83% 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 #48 within Dental Care. It carries 1,035 reviews at 4.42 stars, so a new listing needs social proof before a better product.

Sponsored listings
83%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#48in Dental Care
Average rating
4.42 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,035per listing
Listings tracked
12

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 60 months on average, so the names here are established.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
60 months

Products

Top Expanding Floss products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 81% of clicks. A locked shelf that new listings rarely crack.

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

Brands

6 falling

Sellers

68

Top-5 brand share

96%

Top 20: 97%

Top-5 click share

81%

Top 20: 100%

Open market

2%

  • Burst27%
  • TePe26%
  • Beauty Formulas19%
  • RAZOKO14%
  • GUM10%
  • --3%
  • Open — no brand owns it (2%)

Demand

Expanding Floss search demand

Weekly searches over the year, seasonality beneath. Pick a range.

3K2KSpike '26JanFebMarAprMayJunJul

Peak months: Jun · busiest ÷ quietest = 1.8× · 7 of 12 months tracked

Search terms

Top Expanding Floss search terms shoppers use

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

  • expanding floss38K/yr
  • expanding dental floss9K/yr
  • burst floss7K/yr
  • tepe floss7K/yr
  • tepe dental floss4K/yr
  • expandable floss4K/yr
  • thick floss4K/yr
  • expanding floss dental3K/yr

Reviews and returns

What reviews say buyers love and hate about Expanding Floss

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Durability12%−0.15

They break easily

Breaks regularly

It broke off into many filaments between my teeth on first use

Oral Hygiene12%+0.93

Cant replace interdental brush

the oral b product costs more

Terrible, got stuck in my teeth and tore

Thickness10%−0.04

thickness

Bit thicker than the normal floss I use

Slightly thicker than standard string floss

Stretchability/Expandability/Elasticity8%−0.04

doesnt expand

The fact that it expands doesn't seem to make a big difference

Not expanding floss in any sense that i know

Value For Money5%+0.21

the oral b product costs more

Not worth the expense

for the price i didnt think they were worth it

Love

Oral Hygiene27%+0.93

Nice and soft on the gums

Gentle, Great for sensitive gums

Fantastic, so gentle on gums

Quality-Overall17%+1.85

Better than most brands

Excellent quality

Good item as always reliable

Value For Money7%+0.21

Good value

Decent price

good value

Advertised Vs Actual Product5%−0.03

It does the job

Does the job intended for

as described

Ease Of Cleaning4%+0.13

It fluffs up nicely to give effective cleaning

Cleans properly

Comfortable clean

Return

0.1% Return rate 22% Fixable by listing

Stretchability/Expandability/Elasticity12%█▁▁▁▁▆

doesnt expand

The fact that it expands doesn't seem to make a big difference

Not expanding floss in any sense that i know

Size-Overall12%█▁▁█▃▁

It does not fit in the small gaps between my teeth despite it being the smallest size

Functionality-Overall10%▁█▁▁▁▂
Quality-Overall10%▁▁█▁▁▅

Not the best

Bad quality

This isn't actually very good at all

Ingredients-Overall10%▁▁▁▁▁█

FAQ

Common Expanding Floss questions

Answered from the same tracked data.