---
title: "Max Costume Grinch — $11K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/max-costume-grinch"
last_updated: "2026-07-21T18:19:23.497Z"
locale: en
meta:
description: "Niche score 28/100 · $11K/yr market · 94K searches/yr · $15.29 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 28/100 · $11K/yr market · 94K searches/yr · $15.29 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Max Costume Grinch — $11K/yr Amazon US Niche (2026) - Flapen"
---
# **max costume grinch**
**Skip it**
A small market ($11K/yr) — this niche doesn't clear our bar today.
Market size 3Growth 24Conversion 9Competition 22Returns 8Price range 48Avg price 76Brand share 19Review moat 82Quality gap 63
**Review moat**
**Great****356.18**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Great****$15.29**
avg listing price — sweet spot $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Price range**
**Okay****$7.17–$22.37**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Bad****-1.5%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****73%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****92%**
top-5 brand share — brand-locked demand
**Conversion**
**Bad****0.8%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****10.1%**
return rate — above 6% kills the launch gate
**Market size**
**Bad****$11K**
$11K/yr · 94K searches
According to Flapen's Amazon United States niche tracking, max costume grinch is a $11K/yr Amazon United States market (94K searches/yr). The top 5 brands hold 92% of demand. Demand peaks in Oct–Nov–Dec. Verdict: Skip it — 28/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **max costume grinch market data**
- **Units sold / yr**
- **3K–4K**
- avg 100–250/product
- **Revenue / yr**
- **$46K–$61K**
- units × avg price
- **Launch success**
- **0%**
- 0 of 5 new (360d)
- **Conversion rate**
- **0.8%**
- **Avg BSR**
- **#1,836**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **36%**
- **Out of stock**
- **12.1%**
- **Avg brand age**
- **34 months**
- **Avg seller age**
- **214 days**
## **Competition & brand share**
The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▲rising
**Sellers**
**9**
**Top-5 brand share**
**92%**
Top 20: 100%
**Top-5 click share**
**73%**
Top 20: 100%
**Open market**
**4%**
- ANIAC27% - Seven Times Six23% - HEYFIZZ19% - elope19% - HODRME5% - Beinayin4% - Open — no brand owns it (1 brand, 4%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -1.5% search growth over the last 90 days.
13K8KHoliday '24Spike '25Prime Day '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Oct, Nov, Dec · busiest ÷ quietest = 81.5×
[**Open Trend **](https://flapen.com/research/us/pet-supplies/max-costume-grinch/trend)
## **Top max costume grinch search terms**
- **max grinch dog costume**10K/yr+33.6%0.6% conv. - **max antler headband grinch for dog**10K/yr+15.8%1.0% conv. - **grinch max dog costume**9K/yr+8.2%0.3% conv. - **grinch max antler**8K/yr+18.6%0.0% conv. - **max the grinch dog costume**11K/yr-22.9%0.0% conv. - **max dog costume**6K/yr+1.6%0.8% conv. - **max costume for dog**6K/yr-25.0%1.7% conv. - **grinch dog antler**5K/yr-14.3%0.0% conv. - **max the dog antler**4K/yr-32.8%0.0% conv. - **max costume from grinch for dog**177/yr+138.5%0.0% conv. [**All search terms **](https://flapen.com/research/us/pet-supplies/max-costume-grinch/search-terms)
## **Top max costume grinch 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%$54110%$1K15%$2K20%$2K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**HEYFIZZ Deer Antler Headband for Adults Reindeer Headpiece Dog Costume Accessories Deer Horn Halloween Christmas Dress Up**HEYFIZZ**$9.30**4.3★103 rev](https://www.amazon.com/dp/B0D6VJQDZC) [2**Dr. Seuss Grinch Max the Dog Red Embroidered Scarf Halloween Costume Accessory for Book Week Officially Licensed Standard**elope**$19.43**0.0★0 rev](https://www.amazon.com/dp/B0FSSYGJMZ) [3**Dr. Seuss GRINCH Who Stole Christmas Matching Family Pajama Dog Union Suit M**Seven Times Six**$22.37**4.5★1,078 rev](https://www.amazon.com/dp/B08KJN3RPL) [4**ANIAC Dog Antlers Headband Christmas Dog Outfit for Small Medium Large Dog Reindeer Costumes Pet Elk Head Accessories for Christmas Halloween (Yellow Large)**ANIAC**$12.33**4.2★80 rev](https://www.amazon.com/dp/B0FLDS1TP2) [5**ANIAC Dog Antlers Headband Christmas Dog Outfit for Small Medium Large Dog Reindeer Costumes Pet Elk Head Accessories for Christmas Halloween (Brown Small)**ANIAC**$12.26**4.2★80 rev](https://www.amazon.com/dp/B0FLDMFY2H)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Dr. Seuss Grinch Max the Dog Red Embroidered Scarf Halloween Costume Accessory for Book Week Officially Licensed Standard**elope**$19.43**0 rev9mo ago](https://www.amazon.com/dp/B0FSSYGJMZ) [**Dog Antler Headband Christmas Dogs Costume with Bell Choker for Medium Large Dogs Dog Ears Ajustable Elastic Band Dogs Costume for Christmas Party Decor (Yellow)**Luzcexs**$16.40**20 rev10mo ago](https://www.amazon.com/dp/B0FMNYL9RC) [**ANIAC Dog Antlers Headband Christmas Dog Outfit for Small Medium Large Dog Reindeer Costumes Pet Elk Head Accessories for Christmas Halloween (Yellow Large)**ANIAC**$12.33**80 rev11mo ago](https://www.amazon.com/dp/B0FLDS1TP2) [**ANIAC Dog Antlers Headband Christmas Dog Outfit for Small Medium Large Dog Reindeer Costumes Pet Elk Head Accessories for Christmas Halloween (Brown Small)**ANIAC**$12.26**80 rev11mo ago](https://www.amazon.com/dp/B0FLDMFY2H) [**ANIAC Dog Antlers Headband Christmas Dog Outfit for Small Medium Large Dog Reindeer Costumes Pet Elk Head Accessories for Christmas Halloween (Yellow Small)**ANIAC**$12.29**80 rev11mo ago](https://www.amazon.com/dp/B0FLDSTSWX)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Dr. Seuss Grinch Max the Dog Red Embroidered Scarf Halloween Costume Accessory for Book Week Officially Licensed Standard**elope**$19.43**0.0★**▲ 1000%**](https://www.amazon.com/dp/B0FSSYGJMZ) [**Dr. Seuss GRINCH Who Stole Christmas Matching Family Pajama Dog Union Suit SM**Seven Times Six**$21.36**4.5★**▲ 426%**](https://www.amazon.com/dp/B08KJN41Y3) [**Dr. Seuss GRINCH Who Stole Christmas Matching Family Pajama Dog Union Suit (L)**Seven Times Six**$19.99**4.5★**▲ 144%**](https://www.amazon.com/dp/B08KJPBV38) [**Beinayin Antler Dog Headband with Ears Deer Horn Dog Headpiece Reindeer Costume for Halloween Christmax**Beinayin**$7.17**4.7★**▲ 76%**](https://www.amazon.com/dp/B0DBKXDT1D) [**ANIAC Dog Antlers Headband Christmas Dog Outfit for Small Medium Large Dog Reindeer Costumes Pet Elk Head Accessories for Christmas Halloween (Yellow Large)**ANIAC**$12.33**4.2★**▲ 52%**](https://www.amazon.com/dp/B0FLDS1TP2)
**~~View all trending →~~**
## **What buyers say about max costume grinch**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**21%
*“Great product”*
**Adjustability/Rotatability/Reclining**14%
*“It is adjustable so it pretty much fits any size dog”*
**Size-Overall**14%
*“Was perfect fit for my dogs head”*
**Value For Money**12%
*“Plus with the price absolutely great”*
**Durability**7%
*“Good quality, held up well”*
**Pet Friendly**7%
*“Nice for the dogs”*
**Soft Feel**5%
*“the quality and softness was absolutely amazing”*
### **What buyers complain about **
**Size-Overall**58%
*“Wish it couldve fit him”*
### **Top return reasons **
**Size-Overall**91%
**Advertised Vs Actual Product**6%
**Quality-Overall**5%
**Functionality-Overall**5%
**Stretchability/Expandability/Elasticity**3%
## **Common questions**
- **Is max costume grinch profitable to sell on Amazon United States?**
- The niche generates $11K/yr across 11 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is -1.5%. Flapen's verdict: Skip it (28/100).
- **How competitive is the max costume grinch niche?**
- 7 brands and 9 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 92% of demand.
- **What do buyers complain about in max costume grinch?**
- Top complaints mined from reviews: Size-Overall. The return rate is 10.1% — above our launch gate.
- **When does demand for max costume grinch peak?**
- Demand peaks in Oct–Nov–Dec; the busiest month runs 81.5× the quietest.
- **What does it cost to enter the max costume grinch niche?**
- Listings span $7.17–$22.37; the average listing price is $15.29 (sweet spot $15–$100). The average incumbent carries 356 reviews — the moat a new listing must climb.
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