---
title: "Donatello Ninja Turtle Costume — $11K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/donatello-ninja-turtle-costume"
last_updated: "2026-08-11T23:02:56.506Z"
locale: en
meta:
description: "Niche score 42/100 · $11K/yr market · 45K searches/yr · $29.18 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $11K/yr market · 45K searches/yr · $29.18 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Donatello Ninja Turtle Costume — $11K/yr Amazon US Niche (2026) - Flapen"
---
# **donatello ninja turtle costume**
**Skip it**
A small market ($11K/yr) — this niche doesn't clear our bar today.
Market size 3Growth 8Conversion 10Competition 77Returns 25Price range 82Avg price 95Brand share 59Review moat 91Quality gap 63
**Avg price**
**Incredible****$29.18**
avg listing price — sweet spot $15–$100
**Review moat**
**Great****175.35**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Great****$7.89–$51.58**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Great****38%**
top-5 click share — an open shelf
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Good****70%**
top-5 brand share — brands hold most of the demand
**Returns**
**Bad****5.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****0.8%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-34.0%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$11K**
$11K/yr · 45K searches
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
According to Flapen's Amazon United States niche tracking, donatello ninja turtle costume is a $11K/yr Amazon United States market (45K searches/yr). The top 5 brands hold 70% of demand. Verdict: Skip it — 42/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **donatello ninja turtle costume market data**
- **Units sold / yr**
- **500–750**
- avg 0–100/product
- **Revenue / yr**
- **$15K–$22K**
- units × avg price
- **Conversion rate**
- **0.8%**
- **Avg BSR**
- **#7,379**
- **Page quality**
- **0%**
- **Prime**
- **87%**
- **Sponsored**
- **77%**
- **Out of stock**
- **10.2%**
- **Avg brand age**
- **38 months**
- **Avg seller age**
- **185 days**
## **Competition & brand share**
Clicks spread well past the top 5 (38% combined) — an open shelf where new products get seen.
**Brands**
**14 **▲rising
**Sellers**
**40**
**Top-5 brand share**
**70%**
Top 20: 100%
**Top-5 click share**
**38%**
Top 20: 84%
**Open market**
**25%**
- INTIMO25% - Nickelodeon21% - Rubies10% - Changes7% - BUUFAN6% - InSpirit Designs6%
## **Demand**
Weekly Amazon search volume, last 36 weeks — -34.0% search growth over the last 90 days.
4K3KSpike '26Nov '25Dec '25Jan '26Mar '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/donatello-ninja-turtle-costume/trend)
## **Top donatello ninja turtle costume search terms**
- **donatello ninja turtle costume**25K/yr-38.3%1.4% conv. - **donatello costume**4K/yr-10.4%0.9% conv. - **purple ninja turtle costume**5K/yr-22.5%1.1% conv. - **donatello ninja turtle costume adult**5K/yr-30.7%0.8% conv. - **donatello ninja turtle costume kids**6K/yr-72.7%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/donatello-ninja-turtle-costume/search-terms)
## **Top donatello ninja turtle 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%4%$4308%$85912%$1K16%$2K101001K10K 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**INTIMO Teenage Mutant Ninja Turtles Mens Hooded Union Suit Costume Sleep Pajama For Adults (Donatello XX-Large/XXX-Large)**INTIMO**$47.69**4.6★112 rev](https://www.amazon.com/dp/B0DDDFFDW2) [2**INTIMO Teenage Mutant Ninja Turtles Mens Hooded Union Suit Costume Sleep Pajama For Adults (Donatello XX-Small/X-Small)**INTIMO**$51.58**4.6★112 rev](https://www.amazon.com/dp/B0DDCWFK4B) [3**BUUFAN Turtle Shell Costume Set - Perfect for Kids Birthday Parties and Halloween-Purple**BUUFAN**$29.87**4.1★288 rev](https://www.amazon.com/dp/B0CD7BKW22) [4**Nickelodeon Teenage Mutant Ninja Turtles TMNT Boys Long Sleeve Hooded Shirt for Big Kids Green/Purple**Nickelodeon**$16.75**4.4★80 rev](https://www.amazon.com/dp/B0FL3BK44Y) [5**Teenage Mutant Ninja Turtles TMNT Mens Costume T-Shirt(Donatello Large)**Nickelodeon**$20.66**4.6★2,124 rev](https://www.amazon.com/dp/B07GJXVPS9)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Nickelodeon Teenage Mutant Ninja Turtles TMNT Boys Long Sleeve Hooded Shirt for Big Kids Green/Purple**Nickelodeon**$16.75**80 rev11mo ago](https://www.amazon.com/dp/B0FL3BK44Y) [**Nickelodeon Teenage Mutant Ninja Turtles TMNT Donatello Boys Zip Up Hoodie for Toddler and Big Kids**Nickelodeon**$22.09**66 rev11mo ago](https://www.amazon.com/dp/B0FK5XF2RM) [**Teenage Mutant Ninja Turtles Tales of the Spin Attack Donatello Bo Staff Role Play by Playmates Toys**TEENAGE MUTANT NINJA**$17.28**10 rev1y ago](https://www.amazon.com/dp/B0F7MWQS3C) [**Nickelodeon Teenage Mutant Ninja Turtles Boys Hooded Shirt and Short Set for Toddler and Big Kids**Nickelodeon**$22.28**30 rev1y ago](https://www.amazon.com/dp/B0DWZ8Z98W) [**Bioworld Teenage Mutant Ninja Turtles Donatello Long Sleeve Mens Green Cosplay Hoodie-Medium**Bioworld**$39.98**10 rev1y ago](https://www.amazon.com/dp/B0DFQDZLVC)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Nickelodeon Teenage Mutant Ninja Turtles Boys Hooded Shirt and Short Set for Toddler and Big Kids**Nickelodeon**$22.28**4.6★**▲ 807%**](https://www.amazon.com/dp/B0DWZ8Z98W) [**Nickelodeon Teenage Mutant Ninja Turtles TMNT Donatello Boys Zip Up Hoodie for Toddler and Big Kids**Nickelodeon**$22.09**4.4★**▲ 617%**](https://www.amazon.com/dp/B0FK5XF2RM) [**Nickelodeon Teenage Mutant Ninja Turtles TMNT Boys Long Sleeve Hooded Shirt for Big Kids Green/Purple**Nickelodeon**$16.75**4.4★**▲ 610%**](https://www.amazon.com/dp/B0FL3BK44Y) [**Teenage Mutant Ninja Turtles TNMT Costume T-Shirt (Small Donatello)**Changes**$22.63**4.5★**▲ 590%**](https://www.amazon.com/dp/B0CFKR1C49) [**INTIMO Teenage Mutant Ninja Turtles Mens Hooded Union Suit Costume Sleep Pajama For Adults (Donatello XX-Small/X-Small)**INTIMO**$51.58**4.6★**▲ 569%**](https://www.amazon.com/dp/B0DDCWFK4B)
**~~View all trending →~~**
## **What buyers say about donatello ninja turtle costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**22%
*“Good Quality Shirt”*
**Fun/Entertainment Experience**18%
*“Cool toy”*
**Value For Money**16%
*“Good price”*
**Size-Overall**8%
*“keeps the fit perfect”*
**Durability**6%
*“Sturdy cute playtime”*
**Efficiency**2%
*“Works”*
**Soft Feel**2%
*“Its soft so it wont hurt them”*
**Gifting Purpose**2%
*“Perfect gift for kids”*
**Color**2%
*“Colors were accurate and overall, it was a good value for the money”*
**Material Quality**2%
*“If buying for smaller kids they are great material”*
### **What buyers complain about **
**Durability**25%
*“Easily Breaks”*
**Quality-Overall**20%
*“Poor Quality”*
**Size-Overall**16%
*“The fit was a bit awkward on the eyes”*
**Value For Money**6%
*“cheap”*
**Advertised Vs Actual Product**6%
*“Product is misrepresented on the box”*
**Strap/String Quality**5%
*“Straps to wear the shell are too thin”*
**Material Quality**4%
*“Cheap plastic, way Over priced”*
**Connectivity-Overall**4%
*“Came with the same 2 pieces for the staff so we are not able to connect them together”*
**Strength**2%
*“breaks easily”*
**Handle Quality**1%
*“the nunchucks just broke right off the handle”*
### **Top return reasons **
**Size-Overall**44%
**Defective Material/Parts**10%
**Material Quality**8%
**Durability**5%
**Quality-Overall**5%
**Advertised Vs Actual Product**4%
**Strap/String Quality**3%
**Length**3%
**Product Condition**3%
**Value For Money**2%
## **Common questions**
- **Is donatello ninja turtle costume profitable to sell on Amazon United States?**
- The niche generates $11K/yr across 31 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -34.0%. Flapen's verdict: Skip it (42/100).
- **How competitive is the donatello ninja turtle costume niche?**
- 14 brands and 40 sellers compete. The top 5 products take 38% of clicks and top 5 brands hold 70% of demand.
- **What do buyers complain about in donatello ninja turtle costume?**
- Top complaints mined from reviews: Durability, Quality-Overall, Size-Overall. The return rate is 5.1% — above our launch gate.
- **What does it cost to enter the donatello ninja turtle costume niche?**
- Listings span $7.89–$51.58; the average listing price is $29.18 (sweet spot $15–$100). The average incumbent carries 175 reviews — the moat a new listing must climb.
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