---
title: "Triceratops Costume — $32K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/triceratops-costume"
last_updated: "2026-08-09T15:59:05.897Z"
locale: en
meta:
description: "Niche score 40/100 · $32K/yr market · 60K searches/yr · $31.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · $32K/yr market · 60K searches/yr · $31.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Triceratops Costume — $32K/yr Amazon US Niche (2026) - Flapen"
---
# **triceratops costume**
**Skip it**
High returns (11.2%) — this niche doesn't clear our bar today.
Market size 8Growth 20Conversion 21Competition 70Returns 3Price range 94Avg price 95Brand share 64Review moat 75Quality gap 32
**Avg price**
**Incredible****$31.83**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$14.55–$49.43**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****514.63**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Good****43%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Good****67%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Bad****1.6%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-9.6%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$32K**
$32K/yr · 60K searches
**Returns**
**Bad****11.2%**
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, triceratops costume is a $32K/yr Amazon United States market (60K searches/yr). The top 5 brands hold 67% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 40/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **triceratops costume market data**
- **Units sold / yr**
- **750–1K**
- avg 0–100/product
- **Revenue / yr**
- **$24K–$32K**
- units × avg price
- **Conversion rate**
- **1.6%**
- **Avg BSR**
- **#20,190**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **84%**
- **Out of stock**
- **28.8%**
- **Avg brand age**
- **50 months**
- **Avg seller age**
- **196 days**
## **Competition & brand share**
The top 5 products take 43% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**18 **▲rising
**Sellers**
**35**
**Top-5 brand share**
**67%**
Top 20: 100%
**Top-5 click share**
**43%**
Top 20: 85%
**Open market**
**28%**
- COSUSKET21% - Loiahoer18% - HSCTEK14% - Hrxcrzco8% - MXoSUM6% - Rubies6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -9.6% search growth over the last 90 days.
8K6KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 54.6×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/triceratops-costume/trend)
## **Top triceratops costume search terms**
- **triceratops costume**22K/yr-3.6%1.2% conv. - **triceratops costume kids**19K/yr-2.8%0.9% conv. - **toddler triceratops costume**5K/yr+2.1%0.0% conv. - **kids triceratops costume**3K/yr-33.8%1.1% conv. - **triceratops costume toddler**7K/yr-68.3%1.7% conv. - **dinosaur costume kids triceratops**5K/yr-14.5%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/triceratops-costume/search-terms)
## **Top triceratops 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%10%$3K20%$6K30%$9K40%$13K101001K10K 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 Triceratops Costume 3T Kids Oneise Halloween Animal Pajamas Green**COSUSKET**$27.84**4.7★2,854 rev](https://www.amazon.com/dp/B08QGKFTX7) [2**Loiahoer Kids & Teens Triceratops Onesie Costume Tie-dye Dino Halloween Costume Cosplay Costume Zipper for Girl and Boy Grey S**Loiahoer**$25.82**4.5★50 rev](https://www.amazon.com/dp/B0F9YJQVS9) [3**Hrxcrzco Adult Tie-dye Triceratops Costume Comfy&Warm Triceratops Pajamas Triceratops Pullover Hoodie Sweatshirt Halloween Christmas Costume Blue**Hrxcrzco**$25.32**4.6★33 rev](https://www.amazon.com/dp/B0F9KTT5CK) [4**Rubies Triceratops Costume for Toddlers Boys Toddler**Rubies**$29.44**4.8★1,495 rev](https://www.amazon.com/dp/B003APLQFA) [5**MXoSUM Inflatable Dinosaur Costume Blow up Triceratops Costumes for Adults Fancy Dino Onesies Party Halloween Cosplay Costume**MXoSUM**$49.43**4.5★966 rev](https://www.amazon.com/dp/B087N91J6R)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Loiahoer Kids & Teens Triceratops Onesie Costume Tie-dye Dino Halloween Costume Cosplay Costume Zipper for Girl and Boy Grey S**Loiahoer**$25.82**50 rev9mo ago](https://www.amazon.com/dp/B0F9YJQVS9) [**Loiahoer Kids & Teens Triceratops Onesie Costume Tie-dye Dino Halloween Costume Cosplay Costume Zipper for Girl and Boy Green S**Loiahoer**$24.72**50 rev9mo ago](https://www.amazon.com/dp/B0F9YK2WJ9) [**Hrxcrzco Adult Triceratops Pajamas Unisex Tie-dye Triceratops Onesie Cartoon Halloween Cosplay Hooded Zipper Costume Jumpsuit Blue L**Hrxcrzco**$28.15**19 rev11mo ago](https://www.amazon.com/dp/B0F9X8N7TR) [**Hrxcrzco Adult Tie-dye Triceratops Costume Comfy&Warm Triceratops Pajamas Triceratops Pullover Hoodie Sweatshirt Halloween Christmas Costume Blue**Hrxcrzco**$25.32**33 rev1y ago](https://www.amazon.com/dp/B0F9KTT5CK) [**NEWCOSPLAY Unisex Adult Triceratops Onesie Pajamas Animal One Piece Halloween Costume Cosplay Sleepwear (Triceratops Small)**NEWCOSPLAY**$28.13**349 rev1y ago](https://www.amazon.com/dp/B0DWK4RCLY)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**HSCTEK Triceratops Onesie Costume Kids Toddler Funny Dinosaur Pajamas Cosplay 345T**HSCTEK**$27.97**4.6★**▲ 600%**](https://www.amazon.com/dp/B0DS559K9Z) [**NEWCOSPLAY Unisex Adult Triceratops Onesie Pajamas Animal One Piece Halloween Costume Cosplay Sleepwear (Triceratops Small)**NEWCOSPLAY**$28.13**4.5★**▲ 504%**](https://www.amazon.com/dp/B0DWK4RCLY) [**Baby Triceratops Costume Infant Dinosaur Onesie Toddler Cosplay Boy 45T**HSCTEK**$36.00**4.8★**▲ 477%**](https://www.amazon.com/dp/B0D96GJ17H) [**BETIFUHOM Triceratops Onesie Pajamas Triceratops Costume Dinosaur Halloween Christmas One-Piece Cosplay**BETIFUHOM**$36.54**4.4★**▲ 451%**](https://www.amazon.com/dp/B0CFQY8B7B) [**Loiahoer Kids & Teens Triceratops Onesie Costume Tie-dye Dino Halloween Costume Cosplay Costume Zipper for Girl and Boy Green S**Loiahoer**$24.72**4.5★**▲ 369%**](https://www.amazon.com/dp/B0F9YK2WJ9)
**~~View all trending →~~**
## **What buyers say about triceratops costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**19%
*“High quality jammies”*
**Soft Feel**14%
*“Soft - Easy for Him to get into”*
**Comfort-Overall**11%
*“Cute and comfortable”*
**Color**10%
*“The colors are bright and fun, also the details on the headpiece and tail make it feel like a full little costume without needing much else”*
**Size-Overall**9%
*“It was a very good fit very nice and fun”*
**Advertised Vs Actual Product**8%
*“look just like the photos”*
**Fun/Entertainment Experience**6%
*“It is also fun to wear to feed chickens”*
**Value For Money**5%
*“Great value as well - similar items at random internet sellers outside of Amazon were up to 3 times more”*
**Durability**3%
*“it hasn't torn or faded at all”*
**Warmth**3%
*“Cozy and very warm”*
### **What buyers complain about **
**Quality-Overall**25%
*“poorly made”*
**Ease Of Use**13%
*“It has a really hard time staying on”*
**Zipper Quality**13%
*“Zipper broke and has loose threads”*
**Warmth**8%
*“Very hot tho he could not start in it”*
### **Top return reasons **
**Size-Overall**55%
**Length**10%
**Material Quality**5%
**Product Condition**5%
**Thigh Fit**3%
**Zipper Quality**3%
**Quality-Overall**3%
**Color**2%
**Height**1%
**Value For Money**1%
## **Common questions**
- **Is triceratops costume profitable to sell on Amazon United States?**
- The niche generates $32K/yr across 32 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is -9.6%. Flapen's verdict: Skip it (40/100).
- **How competitive is the triceratops costume niche?**
- 18 brands and 35 sellers compete. The top 5 products take 43% of clicks and top 5 brands hold 67% of demand.
- **What do buyers complain about in triceratops costume?**
- Top complaints mined from reviews: Quality-Overall, Ease Of Use, Zipper Quality. The return rate is 11.2% — above our launch gate.
- **When does demand for triceratops costume peak?**
- Demand peaks in Sep–Oct; the busiest month runs 54.6× the quietest.
- **What does it cost to enter the triceratops costume niche?**
- Listings span $14.55–$49.43; the average listing price is $31.83 (sweet spot $15–$100). The average incumbent carries 515 reviews — the moat a new listing must climb.
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