---
title: "Gru Mask — $539/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/gru-mask"
last_updated: "2026-08-13T00:15:30.182Z"
locale: en
meta:
description: "Amazon product research for gru mask: $539/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for gru mask: $539/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Gru Mask — $539/mo Amazon US Product Research (2026)"
---
# **Gru Mask**
**Skip it**
A small market ($6K/yr) — this niche doesn't clear our bar today.
Market size 2Growth 20Conversion 10Competition 10Returns 9Price range 83Avg price 95Brand share 14Review moat 96Quality gap 95
**Review moat**
**Incredible****86.43**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Incredible****4.0★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Incredible****$25.58**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.36–$48.14**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Bad****-9.6%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****95%**
top-5 brand share — brand-locked demand
**Conversion**
**Bad****0.8%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Bad****89%**
top-5 click share — a locked-up shelf
**Returns**
**Bad****9.5%**
return rate — above 5% kills the launch gate
**Market size**
**Bad****$6K**
$6K/yr · 32K 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%")
## **Is gru mask profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, gru mask is a $6K/yr Amazon United States market (32K searches/yr). The top 5 brands hold 95% of demand. Verdict: Skip it — 31/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **gru mask market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **500–750**
- avg 0–100/product
- **Revenue / yr**
- **$13K–$19K**
- units × avg price
- **Conversion rate**
- **0.8%**
- **Avg BSR**
- **#2,342**
- **Page quality**
- **0%**
- **Prime**
- **71%**
- **Sponsored**
- **43%**
- **Out of stock**
- **11.5%**
- **Avg brand age**
- **28 months**
- **Avg seller age**
- **191 days**
## **Competition: brands, sellers & click share**
The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**6 **▲rising
**Sellers**
**26**
**Top-5 brand share**
**95%**
Top 20: 100%
**Top-5 click share**
**89%**
Top 20: 100%
**Open market**
**0%**
- Disguise36% - Eybila25% - PPER-Jie15% - Buyoem12% - Spirit Halloween6% - HEYFIZZ5%
## **gru mask demand & seasonality**
Weekly Amazon search volume, last 38 weeks — -9.6% search growth over the last 90 days.
8K6KSpike '26Oct '25Dec '25Jan '26Mar '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/gru-mask/trend)
## **Top gru mask products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$64720%$1K30%$2K40%$3K101001K 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 7 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Eybila Adult Costume Accessories Mens Winter Knitted Scarf Black and Grey Striped Halloween Cosplay Party Supplies**Eybila**$9.36**4.9★38 rev](https://www.amazon.com/dp/B0DBJ2XBJ9) [2**Gru Costume Kit Official Minions Gru Adult Costume Mask and Scarf Single Size Mens Halloween Costume Accessories Multicolored**Disguise**$29.92**3.5★251 rev](https://www.amazon.com/dp/B07KWV6D61) [3**Adult Black Gray Striped Scarf Costume with Nose for Halloween Cosply Accessory Set**PPER-Jie**$12.15**3.4★31 rev](https://www.amazon.com/dp/B0D9YB7H42) [4**Gru Costume Black Gray Striped Scarf Accessories Set Halloween Gru Cosplay Costume for Adult Men (Gru Costume Accessories XL)**Buyoem**$48.14**4.0★13 rev](https://www.amazon.com/dp/B0DGGT92C2) [5**Disguise Gru Deluxe Adult Mask One Size Adult**Disguise**$30.79**4.0★31 rev](https://www.amazon.com/dp/B07KW5CRXQ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Spirit Halloween Minions Adult Gru Costume Kit Officially Licensed Unisex Adult ONE Size FITS Most Standard Multicolor**Spirit Halloween**$32.52**0 rev5mo ago](https://www.amazon.com/dp/B0GMXFHB6Z) [**Gru Costume Black Gray Striped Scarf Accessories Set Halloween Gru Cosplay Costume for Adult Men (Gru Costume Accessories XL)**Buyoem**$48.14**13 rev1y ago](https://www.amazon.com/dp/B0DGGT92C2) [**Eybila Adult Costume Accessories Mens Winter Knitted Scarf Black and Grey Striped Halloween Cosplay Party Supplies**Eybila**$9.36**38 rev1y ago](https://www.amazon.com/dp/B0DBJ2XBJ9) [**Adult Black Gray Striped Scarf Costume with Nose for Halloween Cosply Accessory Set**PPER-Jie**$12.15**31 rev1y ago](https://www.amazon.com/dp/B0D9YB7H42) [**HEYFIZZ 4 Pcs Halloween Costume Accessories for Adult Black Gray Striped Scarf/Fake Nose/Bald Cap for Men Cosplay Set**HEYFIZZ**$16.17**241 rev2y ago](https://www.amazon.com/dp/B0D59BRJRG)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Spirit Halloween Minions Adult Gru Costume Kit Officially Licensed Unisex Adult ONE Size FITS Most Standard Multicolor**Spirit Halloween**$32.52**0.0★**▲ 1000%**](https://www.amazon.com/dp/B0GMXFHB6Z) [**Gru Costume Black Gray Striped Scarf Accessories Set Halloween Gru Cosplay Costume for Adult Men (Gru Costume Accessories XL)**Buyoem**$48.14**4.0★**▲ 1000%**](https://www.amazon.com/dp/B0DGGT92C2) [**Adult Black Gray Striped Scarf Costume with Nose for Halloween Cosply Accessory Set**PPER-Jie**$12.15**3.4★**▲ 416%**](https://www.amazon.com/dp/B0D9YB7H42) [**Eybila Adult Costume Accessories Mens Winter Knitted Scarf Black and Grey Striped Halloween Cosplay Party Supplies**Eybila**$9.36**4.9★**▲ 335%**](https://www.amazon.com/dp/B0DBJ2XBJ9) [**HEYFIZZ 4 Pcs Halloween Costume Accessories for Adult Black Gray Striped Scarf/Fake Nose/Bald Cap for Men Cosplay Set**HEYFIZZ**$16.17**4.2★**▼ 15%**](https://www.amazon.com/dp/B0D59BRJRG)
**~~View all trending →~~**
## **What reviews say buyers love and hate about gru mask**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**30%
*“thats expected”*
**Quality-Overall**30%
*“The scarf was amazing quality”*
**Shape/Style**20%
*“Really made me look like him”*
### **What buyers complain about **
**Size-Overall**50%
*“The bald cap just doesnt fit on my head well”*
### **Top return reasons **
**Size-Overall**64%
**Comfort-Overall**7%
**Functionality-Overall**6%
**Advertised Vs Actual Product**6%
**Defective Material/Parts**3%
**Value For Money**3%
**Quality-Overall**3%
**Color**2%
**Material Quality**2%
**Cushion**2%
## **Common gru mask questions**
- **Is gru mask profitable to sell on Amazon United States?**
- The niche generates $6K/yr across 7 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -9.6%. Flapen's verdict: Skip it (31/100).
- **How competitive is the gru mask niche?**
- 6 brands and 26 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 95% of demand.
- **What do buyers complain about in gru mask?**
- Top complaints mined from reviews: Size-Overall. The return rate is 9.5% — above our launch gate.
- **What does it cost to enter the gru mask niche?**
- Listings span $9.36–$48.14; the average listing price is $25.58 (sweet spot $15–$100). The average incumbent carries 86 reviews — the moat a new listing must climb.
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