---
title: "Penguin Costume — $169K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/penguin-costume"
last_updated: "2026-08-05T20:54:36.382Z"
locale: en
meta:
description: "Niche score 40/100 · $169K/yr market · 480K searches/yr · $26.21 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · $169K/yr market · 480K searches/yr · $26.21 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Penguin Costume — $169K/yr Amazon US Niche (2026) - Flapen"
---
# **penguin costume**
**Skip it**
High returns (12.8%) — this niche doesn't clear our bar today.
Market size 35Growth 8Conversion 17Competition 53Returns 0Price range 95Avg price 95Brand share 68Review moat 59Quality gap 45
**Avg price**
**Incredible****$26.21**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$19.60–$43.45**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Good****64%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Good****1,155.7**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Good****53%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$169K**
$169K/yr · 480K searches
**Conversion**
**Bad****1.3%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-33.7%**
90-day search growth — must beat 0% to launch
**Returns**
**Bad****12.8%**
return rate — above 5% kills the launch gate
**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
According to Flapen's Amazon United States niche tracking, penguin costume is a $169K/yr Amazon United States market (480K searches/yr). The top 5 brands hold 64% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 40/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **penguin costume market data**
- **Units sold / yr**
- **8K–10K**
- avg 100–250/product
- **Revenue / yr**
- **$210K–$262K**
- units × avg price
- **Conversion rate**
- **1.3%**
- **Avg BSR**
- **#1,906**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **78%**
- **Out of stock**
- **8.8%**
- **Avg brand age**
- **41 months**
- **Avg seller age**
- **195 days**
## **Competition & brand share**
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**20 **▼falling
**Sellers**
**40**
**Top-5 brand share**
**64%**
Top 20: 100%
**Top-5 click share**
**53%**
Top 20: 93%
**Open market**
**30%**
- COSUSKET24% - Lavy ning12% - Adrinfly11% - QUERITU10% - SunBritly8% - SAMGU6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -33.7% search growth over the last 90 days.
100K60KSpike '24Holiday '24Spike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay
Peak months: Oct, Nov · busiest ÷ quietest = 22.9×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/penguin-costume/trend)
## **Top penguin costume search terms**
- **penguin costume**186K/yr-32.2%0.6% conv. - **penguin onesie**102K/yr-34.2%0.8% conv. - **penguin onesie adult**71K/yr-49.9%1.2% conv. - **penguin costume adult**45K/yr-24.0%0.7% conv. - **penguin suit**5K/yr+1.8%0.7% conv. - **penguin outfit**4K/yr-28.3%0.7% conv. - **adult penguin costume**16K/yr-54.7%1.8% conv. - **adult penguin onesie**6K/yr-23.7%0.8% conv. - **penguin onsie**8K/yr-29.2%0.4% conv. - **penguin onesie adult men**3K/yr+15.1%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/penguin-costume/search-terms)
## **Top penguin costume 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%5%$8K10%$17K15%$25K20%$34K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**COSUSKET Snug Fit Unisex Adult Onesie Pajamas Flannel Cosplay Animal One Piece Halloween Costume Sleepwear Homewear Penguin**COSUSKET**$28.20**4.7★4,269 rev](https://www.amazon.com/dp/B098MCQ7S2) [2**Adrinfly One-piece Pajamas Unisex Costume Adult Animal Onesie Penguin Cosplay Small**Adrinfly**$24.60**4.4★807 rev](https://www.amazon.com/dp/B01M32Z259) [3**QUERITU Penguin Adult Onesie Pajamas - Unisex Halloween Animal Cosplay Costume Sleepwear - Comfy One-Piece Suit for Men & Women**QUERITU**$21.62**4.6★301 rev](https://www.amazon.com/dp/B0DG4Y9JCX) [4**Lavy ning Animal Adult Onesie Unisex One-Piece Cosplay Costume Pajamas For Men**Lavy ning**$21.14**3.6★6 rev](https://www.amazon.com/dp/B0B58DYLD1) [5**SunBritly Wearable Penguin Blanket Hoodie Sleeping Bags for Adults Women Men Super Soft Warm Cozy Flannel Fleece Blanket Penguin Gifts(M Suitable Height 49-51)**SunBritly**$24.71**4.6★95 rev](https://www.amazon.com/dp/B0DF4SSGQ8)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**AILMQYJL Snug Fit Unisex Adult Onesie Pajamas Flannel Penguin Cosplay One Piece Halloween Costume hooded Sleepwear Homewear**AILMQYJL**$27.72**152 rev1y ago](https://www.amazon.com/dp/B0FD7FWL24) [**JUOLOET Unisex Adult Onesie Pajamas Penguin Animal One Piece Snug Fit Halloween Costume Sleepwear Homewear Penguin Small**JUOLOET**$22.08**473 rev1y ago](https://www.amazon.com/dp/B0DZCP16CB) [**SAMGU Adult Penguin Onesie Costume Plush Fleece Halloween Party Cosplay Suit One Piece Pajamas Large**SAMGU**$29.24**94 rev1y ago](https://www.amazon.com/dp/B0DWSMVVQM) [**QUERITU Penguin Adult Onesie Pajamas - Unisex Halloween Animal Cosplay Costume Sleepwear - Comfy One-Piece Suit for Men & Women**QUERITU**$21.62**301 rev1y ago](https://www.amazon.com/dp/B0DG4Y9JCX) [**SunBritly Wearable Penguin Blanket Hoodie Sleeping Bags for Adults Women Men Super Soft Warm Cozy Flannel Fleece Blanket Penguin Gifts(M Suitable Height 49-51)**SunBritly**$24.71**95 rev1y ago](https://www.amazon.com/dp/B0DF4SSGQ8)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**WAFUNNE Kids Penguin Costume Cosplay Halloween Animal Onesie for Boys Girls Child Penguin 110**WAFUNNE**$20.06**4.4★**▲ 246%**](https://www.amazon.com/dp/B07FZD4X37) [**COSUSKET Snug Fit Unisex Adult Onesie Pajamas Flannel Penguin Cosplay Animal One Piece Halloween Costume Sleepwear Homewear**COSUSKET**$27.89**4.6★**▲ 238%**](https://www.amazon.com/dp/B0D76BGK1N) [**Lavy ning Animal Adult Onesie Unisex One-Piece Cosplay Costume Pajamas For Men**Lavy ning**$24.75**4.5★**▲ 215%**](https://www.amazon.com/dp/B0DC89KZD6) [**SAMGU Adult Penguin Onesie Costume Plush Fleece Halloween Party Cosplay Suit One Piece Pajamas Large**SAMGU**$29.24**4.4★**▲ 199%**](https://www.amazon.com/dp/B0DWSMVVQM) [**Wisdom Unicorn Animal Kids OnesieCosplay Animal Costume Halloween Onesie Pajamas Home Clothing - The Perfect Costume for Parties and Sleepovers Penguin**Wisdom Unicorn**$25.85**4.5★**▲ 150%**](https://www.amazon.com/dp/B0D4243WL4)
**~~View all trending →~~**
## **What buyers say about penguin costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Warmth**24%
*“She stays warm in this during the winter as it is thick”*
**Durability**14%
*“Those two held up well”*
**Quality-Overall**10%
*“Product is good”*
**Size-Overall**10%
*“Sizing was great”*
**Stitch/Finish/Polish**5%
*“which were easily fixed with a quick couple of stitches”*
**Comfort-Overall**5%
*“Comfy”*
**Advertised Vs Actual Product**3%
*“it met my expectations exactly”*
**Value For Money**3%
*“Also, the ~$40 price tag seems fair and very standard across these sorts of costumes”*
**Ease Of Use**3%
*“it's easy to move around in”*
### **What buyers complain about **
**Quality-Overall**19%
*“the quality is poor as it already had a couple holes in the seams upon arrival”*
**Zipper Quality**14%
*“my zipper broke the next day”*
**Size-Overall**14%
*“Im only 5 feet tall so it was a little long to be expected”*
**Value For Money**7%
*“Zero for Amazon”*
**Allergies**5%
*“If youre allergic to dust like me dont get this lol”*
### **Top return reasons **
**Size-Overall**59%
**Length**12%
**Advertised Vs Actual Product**3%
**Waist Fit**2%
**Material Quality**2%
**Thigh Fit**2%
**Sleeve Fit**2%
**Arm Fit**2%
**Gap/Hole**1%
**Shape/Style**1%
## **Common questions**
- **Is penguin costume profitable to sell on Amazon United States?**
- The niche generates $169K/yr across 27 tracked products. 90-day search growth is -33.7%. Flapen's verdict: Skip it (40/100).
- **How competitive is the penguin costume niche?**
- 20 brands and 40 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 64% of demand.
- **What do buyers complain about in penguin costume?**
- Top complaints mined from reviews: Quality-Overall, Zipper Quality, Size-Overall. The return rate is 12.8% — above our launch gate.
- **When does demand for penguin costume peak?**
- Demand peaks in Oct–Nov; the busiest month runs 22.9× the quietest.
- **What does it cost to enter the penguin costume niche?**
- Listings span $19.60–$43.45; the average listing price is $26.21 (sweet spot $15–$100). The average incumbent carries 1,156 reviews — the moat a new listing must climb.
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