---
title: "ck one — Niche Verdict: Worth a look (50/100) | Amazon Germany - Flapen"
canonical_url: "https://flapen.com/amazon/research/de/kosmetik/ck-one"
last_updated: "2026-07-14T06:17:57.512Z"
locale: en
meta:
  description: "ck one shows low returns (0.3%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list."
  "og:description": "ck one shows low returns (0.3%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list."
  "og:title": "ck one — Niche Verdict: Worth a look (50/100) | Amazon Germany - Flapen"
---

Back to Flapen home

# **ck one**

**Worth a look**

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

Market size 60Growth 40Conversion 69Competition 35Returns 99Price range 60Avg price 89Brand share 0Review moat 20Quality gap 42

**Returns**

**Incredible****0.3%**

return rate — above 6% kills the launch gate

**Avg price**

**Great****€20.57**

avg listing price — sweet spot $15–$100

**Conversion**

**Good****6.2%**

search→purchase rate — share of searches ending in a sale

**Market size**

**Good****€509K**

€509K/yr · 397K searches

**Price range**

**Good****€5.39–€29.57**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Growth**

**Okay****+12.2%**

90-day search growth — must beat 0% to launch

**Competition**

**Okay****64%**

top-5 click share — leaders hold, buyers still browse

**Review moat**

**Bad****12,541.91**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

## **Competition**

The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**3 **—flat

**Sellers**

**40**

**Top-5 brand share**

**100%**

**Open market**

**0%**

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

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%€51K20%€102K30%€153K40%€204K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 22 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Calvin Klein CK ONE Eau de Toilette](https://m.media-amazon.com/images/I/31tXHs-zXvL.jpg)**Calvin Klein CK ONE Eau de Toilette**Calvin Klein**€16.93**4.6★23,718 rev](https://www.amazon.de/dp/B000JCDV2S) [2![Calvin Klein CK ONE Eau de Toilette](https://m.media-amazon.com/images/I/21GL4dm5fFL.jpg)**Calvin Klein CK ONE Eau de Toilette**Calvin Klein**€25.83**4.7★37,512 rev](https://www.amazon.de/dp/B00S2WDIGG) [3![Calvin Klein CK ONE Eau de Toilette](https://m.media-amazon.com/images/I/21pzCzEk6oL.jpg)**Calvin Klein CK ONE Eau de Toilette**Calvin Klein**€20.54**4.7★37,512 rev](https://www.amazon.de/dp/B00HAOP8UQ) [4![ONLY Onljudy-O Lw Wide Leg DNM Tai712 Noos](https://m.media-amazon.com/images/I/313Nf0jH4JL.jpg)**ONLY Onljudy-O Lw Wide Leg DNM Tai712 Noos**ONLY**€27.69**3.9★40 rev](https://www.amazon.de/dp/B0F7RWPXLJ) [5![ONLY Onlmadisonblush Hw Wide Sb DNM Rea02Noos](https://m.media-amazon.com/images/I/31FUVIt3USL.jpg)**ONLY Onlmadisonblush Hw Wide Sb DNM Rea02Noos**ONLY**€29.57**4.2★71 rev](https://www.amazon.de/dp/B0DKT36CG7)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![LeGer Tessy T-Shirt - Kurzarm Tshirt Damen mit Knotendetail - lockere Passform - Oberteil aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-97](https://m.media-amazon.com/images/I/31Ke7lpK+AL.jpg)**LeGer Tessy T-Shirt - Kurzarm Tshirt Damen mit Knotendetail - lockere Passform - Oberteil aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-97**LeGer by Lena Gercke**€18.98**25 rev6mo ago](https://www.amazon.de/dp/B0GDYJ5QLN) [![LeGer Tessy T-Shirt - Kurzarm Tshirt Damen mit Knotendetail - lockere Passform - Oberteil aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-103](https://m.media-amazon.com/images/I/41V4jEqZtiL.jpg)**LeGer Tessy T-Shirt - Kurzarm Tshirt Damen mit Knotendetail - lockere Passform - Oberteil aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-103**LeGer by Lena Gercke**€18.89**25 rev6mo ago](https://www.amazon.de/dp/B0GDYMMM4S) [![LeGer Jenny Sweater - Half Zip Pullover Damen mit Kragen - Oversized-Passform - Sweatshirt aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-45](https://m.media-amazon.com/images/I/41g1jpPEOuL.jpg)**LeGer Jenny Sweater - Half Zip Pullover Damen mit Kragen - Oversized-Passform - Sweatshirt aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-45**LeGer by Lena Gercke**€24.78**23 rev6mo ago](https://www.amazon.de/dp/B0GBYWMM9C) [![LeGer Jenny Sweater - Half Zip Pullover Damen mit Kragen - Oversized-Passform - Sweatshirt aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-46](https://m.media-amazon.com/images/I/41g1jpPEOuL.jpg)**LeGer Jenny Sweater - Half Zip Pullover Damen mit Kragen - Oversized-Passform - Sweatshirt aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-46**LeGer by Lena Gercke**€26.59**23 rev6mo ago](https://www.amazon.de/dp/B0GBZ2JKF4) [![LeGer Abby Hoodie - Pullover Damen mit Kapuze - Oversized-Passform - Sweater aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-114](https://m.media-amazon.com/images/I/31rqv8WwQwL.jpg)**LeGer Abby Hoodie - Pullover Damen mit Kapuze - Oversized-Passform - Sweater aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-114**LeGer by Lena Gercke**€22.75**24 rev7mo ago](https://www.amazon.de/dp/B0FNX2N5RR)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![ONLY Onljudy-O Lw Wide Leg DNM Tai433 Noos](https://m.media-amazon.com/images/I/31yTkqu6rcL.jpg)**ONLY Onljudy-O Lw Wide Leg DNM Tai433 Noos**ONLY**€25.82**4.6★**▲ 255%**](https://www.amazon.de/dp/B0F7RR1RHM) [![LeGer Tessy T-Shirt - Kurzarm Tshirt Damen mit Knotendetail - lockere Passform - Oberteil aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-97](https://m.media-amazon.com/images/I/31Ke7lpK+AL.jpg)**LeGer Tessy T-Shirt - Kurzarm Tshirt Damen mit Knotendetail - lockere Passform - Oberteil aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-97**LeGer by Lena Gercke**€18.98**4.6★**▲ 254%**](https://www.amazon.de/dp/B0GDYJ5QLN) [![ONLY Onlmadisonblush Hw Wide Sb DNM Rea02Noos](https://m.media-amazon.com/images/I/31FUVIt3USL.jpg)**ONLY Onlmadisonblush Hw Wide Sb DNM Rea02Noos**ONLY**€29.57**4.2★**▲ 253%**](https://www.amazon.de/dp/B0DKT36CG7) [![LeGer Abby Hoodie - Pullover Damen mit Kapuze - Oversized-Passform - Sweater aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-114](https://m.media-amazon.com/images/I/31rqv8WwQwL.jpg)**LeGer Abby Hoodie - Pullover Damen mit Kapuze - Oversized-Passform - Sweater aus Baumwolle - Mode für Damen - by Lena Gercke - Gr. 34-114**LeGer by Lena Gercke**€22.75**4.7★**▲ 252%**](https://www.amazon.de/dp/B0FNX2N5RR) [![ONLY Onljudy-O Lw Wide Leg DNM Tai712 Noos](https://m.media-amazon.com/images/I/313Nf0jH4JL.jpg)**ONLY Onljudy-O Lw Wide Leg DNM Tai712 Noos**ONLY**€27.69**3.9★**▲ 251%**](https://www.amazon.de/dp/B0F7RWPXLJ)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — +12.2% search growth over the last 90 days.

90K70KPrime Day '24Spike '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay

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

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Geruch**46%

*“CK Parfüm”*

**Qualität insgesamt**13%

*“Super Produkt”*

**Komfort insgesamt**11%

*“Cool und bequem”*

**Gesamtgröße**10%

*“passt alles”*

**Preis-Leistungs-Verhältnis**5%

*“Super Preis”*

**beworben Vs Tatsächliches Produkt**2%

*“Wie erwartet topp”*

**Materialqualität**1%

*“Material super”*

**Benutzerfreundlichkeit**1%

*“Einfach und gut”*

**Form/Stil**1%

*“Stylisches Shirt mit besonderem Detail – bequem und vielseitig kombinierba”*

**Eignung heißes Wetter**1%

*“Joar besonders im Sommer sehr angenehm”*

### **What buyers complain about **

**Qualität insgesamt**20%

*“Qualitätsprobleme”*

**Geruch**16%

*“Ich bin mit dem Duft nicht wirklich begeistert”*

**Gesamtgröße**15%

*“Fallen recht groß aus”*

**Haltbarkeit**7%

*“hält nicht ganz so lange”*

**Preis-Leistungs-Verhältnis**6%

*“Ebenfalls recht teuer”*

**Materialqualität**4%

*“Sportliches Aussehen, sehr dünner Stoff”*

**Produktzustand**4%

*“Neuer Name, altes Produkt”*

**Haftung/Klebrigkeit**2%

*“Klebeband um die Verpackung, kein Original”*

**Dünn**2%

*“Zu dünn”*

**Dehnbarkeit/Erweiterbarkeit/Elastizität**2%

*“fühlt sich nicht so elastisch an”*

### **Top return reasons **

**Geruch**34%

**Gesamtgröße**13%

**Länge**12%

**Produktzustand**10%

**Defekt Material/Teile**4%

**Preis-Leistungs-Verhältnis**3%

**Breite**3%

**Funktionalität insgesamt**3%

**beworben Vs Tatsächliches Produkt**3%

**Farbe**3%