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stray kids

Skip it

Soft demand (-38.2% this quarter) — this niche doesn't clear our bar today.

Market size 47Growth 6Conversion 11Competition 48Returns 97Price range 59Avg price 69Brand share 30Review moat 95Quality gap 40

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Review moat

Great100.05

avg incumbent reviews — the moat a new listing must climb

Avg price

Good€14.23

avg listing price — sweet spot $15–$100

Price range

Good€6.47–€27.05

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

Competition

Okay56%

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

Market size

Okay€257K

€257K/yr · 2.1M searches

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay87%

top-5 brand share — brands hold most of the demand

Conversion

Bad0.9%

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

Growth

Bad-38.2%

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

According to Flapen's Amazon Germany niche tracking, stray kids is a €257K/yr Amazon Germany market (2.1M searches/yr). The top 5 brands hold 87% of demand. Demand peaks in Nov–Dec. Verdict: Skip it — 44/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

stray kids market data

Units sold / yr
20K–25K
avg 100–250/product
Revenue / yr
€285K–€356K
units × avg price
Conversion rate
0.9%
Avg BSR
#865
Page quality
0%
Prime
57%
Sponsored
76%
Out of stock
21.6%
Avg brand age
22 months
Avg seller age
192 days

Competition & brand share

The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 falling

Sellers

12

Top-5 brand share

87%

Top 20: 100%

Top-5 click share

56%

Top 20: 98%

Open market

11%

  • KASENFASHION51%
  • SOSAYI23%
  • XIAZHDZ6%
  • YingMengZhiGe4%
  • DEFGNOP3%
  • LDKEKDF3%
  • Open — no brand owns it (5 brands, 11%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -38.2% search growth over the last 90 days.
80K60KPrime Day '24Spike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Nov, Dec · busiest ÷ quietest = 2.5×

Top stray kids search terms

  • stray kids1.1M/yr
  • stray kids merch279K/yr
  • skzoo195K/yr
  • straykids140K/yr
  • skz103K/yr
  • stray kids skzoo67K/yr
  • stray kids tshirt43K/yr
  • kpop merch32K/yr
  • skz merch41K/yr
  • straykids merch36K/yr
All search terms

Top stray kids products on Amazon

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

0%10%€26K20%€51K30%€77K40%€103K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 21 tracked products in this niche — three views at once, no toggling.

What buyers say about stray kids

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

What buyers love

Geschenk Zweck31%

“Cooles Geschenke Set”

Qualität insgesamt27%

“Gute Qualität, leuchtet stark und in mehreren Varianten alles in allem gutes Produkt”

beworben Vs Tatsächliches Produkt7%

“Sieht wie auf den Fotos aus”

Gesamtgröße7%

“Passform super”

Preis-Leistungs-Verhältnis3%

“Super preis und leistung stimmen”

Sammlungsobjekte3%

“Fanartikel”

Wärme3%

“Hält warm und die Bilder sehen sehr gut aus”

Schreiberfahrung3%

“schreiben super”

Design insgesamt2%

“das Design dieser Schmuckbox hat mich trotzdem total angesprochen.”

Farbe1%

“Er hat sehr viele Funktionen und Farben”

What buyers complain about

Gesamtgröße24%

“Kleiner als normal”

Materialqualität11%

“Komplett aus Polyester- furchtbar zu tragen”

Druckqualität11%

“Aber leider wurde bei einem Anhänger der Skzoo von Deungmin nur auf eine Seite gedruckt”

Qualität insgesamt8%

“Schlechte Qualität”

Haftung/Klebrigkeit5%

“Achtung, Sticker fallen ab”

Haltbarkeit5%

“Icons lösen sich nach einmal benutzen”

Brustpassform5%

“am Bund ziemlich eng”

Funktionalität insgesamt5%

“Geht nicht”

beworben Vs Tatsächliches Produkt3%

“Sah leider gar nicht aus wie abgebildet”

Akkulaufzeit3%

“Der einzige Nachteil ist, dass die Batterien schnell nachlassen”

Top return reasons

Gesamtgröße23%
Druckqualität13%
Defekt Material/Teile12%
beworben Vs Tatsächliches Produkt10%
Haftung/Klebrigkeit9%
Qualität insgesamt7%
Funktionalität insgesamt4%
Geschenk Zweck3%
Nähen/Finish/Polieren3%
Verriegelungsmechanismus2%

Common questions

Is stray kids profitable to sell on Amazon Germany?
The niche generates €257K/yr across 21 tracked products. 0 of 12 products launched in the last 360 days are still selling. 90-day search growth is -38.2%. Flapen's verdict: Skip it (44/100).
How competitive is the stray kids niche?
11 brands and 12 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 87% of demand.
What do buyers complain about in stray kids?
Top complaints mined from reviews: Gesamtgröße, Materialqualität, Druckqualität. The return rate is 0.6%.
When does demand for stray kids peak?
Demand peaks in Nov–Dec; the busiest month runs 2.5× the quietest.
What does it cost to enter the stray kids niche?
Listings span €6.47–€27.05; the average listing price is €14.23 (sweet spot $15–$100). The average incumbent carries 100 reviews — the moat a new listing must climb.