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Ck One

Ck One shows low returns (0.3%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Flapen Score

50
Worth a look

Top 35% of 1,260 Kosmetik niches · +3 vs the category median of 47

Market size 60Growth 40Conversion 69Competition 35Returns 99Price range 60Avg price 89Brand share 0Review moat 20Quality gap 42
This niche Category average · 1,260 niches

Is Ck One profitable on Amazon?

According to Flapen's Amazon Germany niche tracking, Ck One is a €509K/yr Amazon Germany market (397K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jul–Aug–Sep–Oct. Verdict: Worth a look — 50/100.

Ck One: 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 +12.2% over the last 90 days and 6.2% of searches end in a purchase.

€509K

revenue / yr

Units sold / yr25K
Search volume / yr+12.2%397K
Conversion rate6.2%
Avg price€20.57

Who owns the niche?

The top 5 brands hold 100% of demand, so 0% of the market is open.

0%

open market share

Brands · sellers3 · 40
Top-5 product click share64%
Open market0%
Avg brand age54 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 · 22 products

Sponsored placement73%
New entrants (1y)5· 0 succeeded
Avg rating4.5★
Avg reviews12,542

Top Ck One 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 64% of clicks — established leaders, but buyers still shop beyond them.

€0€51K€102K€153K€204K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

3 flat

Sellers

40

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

64%

Top 20: 97%

Open market

0%

  • Calvin Klein67%
  • LeGer by Lena Gercke18%
  • ONLY16%

Ck One demand & seasonality

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

Volume397KCVR6.2%Products22Brands3Top 5 Brands100%OOS Rate0.8%Rating4.5★Reviews12,542Avg BSR#162
90K70KPrime Day '24Spike '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jul, Aug, Sep, Oct · busiest ÷ quietest = 6.8×

Top Ck One search terms shoppers use

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

  • ck one102K/yr
  • ck one parfum45K/yr
  • leger18K/yr
  • ck one 200ml37K/yr
  • calvin klein parfum männer30K/yr
  • calvin klein parfum25K/yr
  • brudi parfum23K/yr
  • ck be18K/yr
  • fragrance12K/yr
  • calvin klein one12K/yr

What reviews say buyers love and hate about Ck One

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

What buyers love

92% of reviews
Geruch46%

CK Parfüm

Qualität insgesamt13%

Super Produkt

Komfort insgesamt11%

Cool und bequem

Gesamtgröße10%

passt alles

Preis-Leistungs-Verhältnis5%

Super Preis

What buyers complain about

79% of reviews
Qualität insgesamt20%

Qualitätsprobleme

Geruch16%

Ich bin mit dem Duft nicht wirklich begeistert

Gesamtgröße15%

Fallen recht groß aus

Haltbarkeit7%

hält nicht ganz so lange

Preis-Leistungs-Verhältnis6%

Ebenfalls recht teuer

Ck One return rate & reasons

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

0.3%

Return rate

0%

Fixable by listing

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

1Geruch
34%
2Gesamtgröße
13%
3Länge
12%
4Produktzustand
10%
5Defekt Material/Teile
4%

Common Ck One questions

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

Flapen scores Ck One 50/100 on Amazon Germany — Worth a look. The niche generates €509K/yr across 22 tracked products. 0 of 5 products launched in the last 360 days are still selling. Search demand moved +12.2% over the last 90 days.
Search demand for Ck One on Amazon Germany peaks in Jul–Aug–Sep–Oct, where the busiest month runs 6.8× the quietest.