---
title: "triceratops costume — Niche Verdict: Skip it (40/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/triceratops-costume"
last_updated: "2026-07-14T02:13:46.353Z"
locale: en
meta:
  description: "high returns (11.2%) — triceratops costume doesn't clear our bar today."
  "og:description": "high returns (11.2%) — triceratops costume doesn't clear our bar today."
  "og:title": "triceratops costume — Niche Verdict: Skip it (40/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **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 6% kills the launch gate

## **Competition**

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%**

**Open market**

**28%**

- COSUSKET21% - Loiahoer18% - HSCTEK14% - Hrxcrzco8% - MXoSUM6% - Rubies6%

## **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%$3K20%$6K30%$9K40%$13K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

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

All 32 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](https://m.media-amazon.com/images/I/31OIO+qeZaL.jpg)**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](https://m.media-amazon.com/images/I/41NeuxNdZkL.jpg)**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](https://m.media-amazon.com/images/I/41mZCpnVXoL.jpg)**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](https://m.media-amazon.com/images/I/41zknHupwiL.jpg)**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](https://m.media-amazon.com/images/I/517L+BJorCL.jpg)**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

[![ZIZWO Triceratops Dinosaur Headband Tail Set 3 Horn Dragon Costume Accessories for Adult Kids Halloween Party Dress Up Pink](https://m.media-amazon.com/images/I/41rR19jk4XL.jpg)**ZIZWO Triceratops Dinosaur Headband Tail Set 3 Horn Dragon Costume Accessories for Adult Kids Halloween Party Dress Up Pink**ZIZWO**$15.91**11 rev4mo ago](https://www.amazon.com/dp/B0GQSYLJQ9) [![Loiahoer Kids & Teens Triceratops Onesie Costume Tie-dye Dino Halloween Costume Cosplay Costume Zipper for Girl and Boy Grey S](https://m.media-amazon.com/images/I/41NeuxNdZkL.jpg)**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](https://m.media-amazon.com/images/I/41Zu95t0DIL.jpg)**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) [![Loiahoer Kids & Teens Triceratops Onesie Costume Tie-dye Dino Halloween Costume Cosplay Costume Zipper for Girl and Boy Yellow S](https://m.media-amazon.com/images/I/31CT2+8TPQL.jpg)**Loiahoer Kids & Teens Triceratops Onesie Costume Tie-dye Dino Halloween Costume Cosplay Costume Zipper for Girl and Boy Yellow S**Loiahoer**$27.53**50 rev9mo ago](https://www.amazon.com/dp/B0F9YJ9R3K) [![Hrxcrzco Adult Triceratops Pajamas Unisex Tie-dye Triceratops Onesie Cartoon Halloween Cosplay Hooded Zipper Costume Jumpsuit Blue L](https://m.media-amazon.com/images/I/41s36kwv8AL.jpg)**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)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![ZIZWO Triceratops Dinosaur Headband Tail Set 3 Horn Dragon Costume Accessories for Adult Kids Halloween Party Dress Up Pink](https://m.media-amazon.com/images/I/41rR19jk4XL.jpg)**ZIZWO Triceratops Dinosaur Headband Tail Set 3 Horn Dragon Costume Accessories for Adult Kids Halloween Party Dress Up Pink**ZIZWO**$15.91**4.5★**▲ 606%**](https://www.amazon.com/dp/B0GQSYLJQ9) [![HSCTEK Triceratops Onesie Costume Kids Toddler Funny Dinosaur Pajamas Cosplay 345T](https://m.media-amazon.com/images/I/41cKx1ZTWcL.jpg)**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)](https://m.media-amazon.com/images/I/41lVHpdz0rL.jpg)**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](https://m.media-amazon.com/images/I/41R3VnCNDpL.jpg)**Baby Triceratops Costume Infant Dinosaur Onesie Toddler Cosplay Boy 45T**HSCTEK**$36.00**4.8★**▲ 477%**](https://www.amazon.com/dp/B0D96GJ17H) [![Loiahoer Unisex Triceratops Onesie Costume Pajamas Dinosaurs Halloween Cosplay Costume Tie-dye Christmas Pajamas Hooded Zipper for Family Cosplay Suit for Adults Yellow M](https://m.media-amazon.com/images/I/31HiBE3g-ML.jpg)**Loiahoer Unisex Triceratops Onesie Costume Pajamas Dinosaurs Halloween Cosplay Costume Tie-dye Christmas Pajamas Hooded Zipper for Family Cosplay Suit for Adults Yellow M**Loiahoer**$33.02**4.4★**▲ 468%**](https://www.amazon.com/dp/B0DFPHPPKP)

**~~View all trending →~~**

## **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×

## **Reviews**

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%