---
title: "Ace Hat — $45K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/ace-hat"
last_updated: "2026-08-09T10:59:50.067Z"
locale: en
meta:
description: "Niche score 54/100 · $45K/yr market · 99K searches/yr · $31.95 avg price. A small market ($45K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 54/100 · $45K/yr market · 99K searches/yr · $31.95 avg price. A small market ($45K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Ace Hat — $45K/yr Amazon US Niche (2026) - Flapen"
---
# **ace hat**
**Worth a look**
Shows a thin review moat (50 avg reviews), but a small market ($45K/yr) keeps it on the watch list.
Market size 11Growth 72Conversion 18Competition 37Returns 58Price range 93Avg price 95Brand share 54Review moat 98Quality gap 89
**Review moat**
**Incredible****49.56**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Incredible****$31.95**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$13.95–$57.63**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Growth**
**Good****+54.7%**
90-day search growth — must beat 0% to launch
**Returns**
**Good****2.7%**
return rate — above 5% kills the launch gate
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****63%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Bad****1.4%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$45K**
$45K/yr · 99K searches
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, ace hat is a $45K/yr Amazon United States market (99K searches/yr). The top 5 brands hold 73% of demand. Demand peaks in Oct. Verdict: Worth a look — 54/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **ace hat market data**
- **Units sold / yr**
- **2K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$48K–$64K**
- units × avg price
- **Conversion rate**
- **1.4%**
- **Avg BSR**
- **#5,640**
- **Page quality**
- **0%**
- **Prime**
- **72%**
- **Sponsored**
- **50%**
- **Out of stock**
- **16.5%**
- **Avg brand age**
- **49 months**
- **Avg seller age**
- **173 days**
## **Competition & brand share**
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**15 **▲rising
**Sellers**
**31**
**Top-5 brand share**
**73%**
Top 20: 100%
**Top-5 click share**
**63%**
Top 20: 100%
**Open market**
**21%**
- GK-O25% - Roncome13% - GWOKDAN12% - Great Eastern Entertainment11% - ABYSTYLE11% - RIVEMUG6%
## **Demand & seasonality**
Weekly Amazon search volume, last 91 weeks — +54.7% search growth over the last 90 days.
6K4KSpike '24Spike '25Prime Day '25Spike '26 seasonNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Oct · busiest ÷ quietest = 6.1×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/ace-hat/trend)
## **Top ace hat search terms**
- **ace hat one piece**19K/yr+55.1%2.5% conv. - **ace cosplay**14K/yr+63.4%0.5% conv. - **ace one piece cosplay**18K/yr+65.5%1.0% conv. - **ace hat**13K/yr+33.9%1.5% conv. - **one piece ace hat**11K/yr+66.0%1.7% conv. - **portgas d ace hat**7K/yr+35.4%0.9% conv. - **ace one piece hat**6K/yr+67.9%2.0% conv. - **ace one piece costume**4K/yr+117.3%1.8% conv. - **ace costume**4K/yr+24.4%0.4% conv. - **ace costume one piece**4K/yr+43.5%0.8% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/ace-hat/search-terms)
## **Top ace hat 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%$5K20%$9K30%$14K40%$18K1101001K 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 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**GK-O D Cowboy Hat Costume Hats White Weard Pirates Regiment Cosplay Fashion**GK-O**$26.34**4.3★344 rev](https://www.amazon.com/dp/B084H6NZVR) [2**GWOKDAN Anime Cosplay Costume Breeches Shorts Halloween Outfits For Men (Black XXL)**GWOKDAN**$19.95**3.3★30 rev](https://www.amazon.com/dp/B0BWN3NN71) [3**ABYSTYLE - One Piece Portgas D. Ace Replica Hat Brown Large**ABYSTYLE**$39.51**4.5★48 rev](https://www.amazon.com/dp/B0CWPG54KT) [4**One Piece - Portgas D. Ace Cosplay Fleece Hat Multi**Great Eastern Entertainment**$35.56**4.0★4 rev](https://www.amazon.com/dp/B0DYLDT4V6) [5**Roncome Unisex Men Anime Cosplay Long Robe Costume Navy Blue Kimonos Cloak Cape Black Shorts Halloween Outfits with Bag Hat (Blue 2XL)**Roncome**$38.65**4.2★8 rev](https://www.amazon.com/dp/B0FLP9H1BW)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**AMOFIA One Piece Cowboy Hat for Women Men Orange Cosplay Costume Hat Summer Cowgirls Hat Music Festival Travel Cap (Orange)**AMOFIA**$20.77**0 rev2mo ago](https://www.amazon.com/dp/B0H25NJLV9) [**PJGINUIUA Ace of Spades Embroidered Trucker Hat Black Baseball Cap Adjustable Mesh Dad Hats for Men Women**PJGINUIUA**$14.86**10 rev8mo ago](https://www.amazon.com/dp/B0G2LXY9GL) [**KuiLiDanWei Anime Ace Cowboy Hat Belt Bracelet Necklace Cosplay Props Role Play Accessories (Accessories 1 free size)**KuiLiDanWei**$49.69**3 rev10mo ago](https://www.amazon.com/dp/B0FR4136SN) [**Roncome Unisex Men Anime Cosplay Long Robe Costume Navy Blue Kimonos Cloak Cape Black Shorts Halloween Outfits with Bag Hat (Blue 2XL)**Roncome**$38.65**8 rev11mo ago](https://www.amazon.com/dp/B0FLP9H1BW) [**Roncome Unisex Men Anime Cosplay Long Robe Costume Navy Blue Kimonos Cloak Cape Black Shorts Halloween Outfits with Bag Hat (Blue 3XL)**Roncome**$39.18**8 rev11mo ago](https://www.amazon.com/dp/B0FLPZM8C4)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**AMOFIA One Piece Cowboy Hat for Women Men Orange Cosplay Costume Hat Summer Cowgirls Hat Music Festival Travel Cap (Orange)**AMOFIA**$20.77**0.0★**▲ 166%**](https://www.amazon.com/dp/B0H25NJLV9) [**RocailleCos Ace Cosplay Costume Ventura Pink Tutu Skirt Outfits Suit Classic Halloween Outfit for Adult Men (Pink L)**RocailleCos**$49.42**4.5★**▲ 164%**](https://www.amazon.com/dp/B0D738F8T8) [**ACE SHOCK Mens Tall Boots Medieval Renaissance Pirate Cosplay Boot Halloween Costume Shoes (Style-A Black 11)**ACE SHOCK**$57.63**4.4★**▲ 161%**](https://www.amazon.com/dp/B0D7CFRDVB) [**PJGINUIUA Ace of Spades Embroidered Trucker Hat Black Baseball Cap Adjustable Mesh Dad Hats for Men Women**PJGINUIUA**$14.86**4.2★**▲ 120%**](https://www.amazon.com/dp/B0G2LXY9GL) [**Roncome Unisex Men Anime Cosplay Long Robe Costume Navy Blue Kimonos Cloak Cape Black Shorts Halloween Outfits with Bag Hat (Blue 3XL)**Roncome**$39.18**4.2★**▲ 76%**](https://www.amazon.com/dp/B0FLPZM8C4)
**~~View all trending →~~**
## **What buyers say about ace hat**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**29%
*“near Perfect Fit”*
**Quality-Overall**16%
*“Other reviews are right”*
**Warmth**8%
*“Good quality and warm”*
**Comfort-Overall**6%
*“comfortable”*
**Breathability**5%
*“very breathable”*
**Gifting Purpose**5%
*“It was a gift”*
**Material Quality**4%
*“Perfect size and material”*
**Portability**3%
*“Great for travel”*
**Leather Quality**3%
*“Beautiful Leather, fine stringed beads, official tag of toei Animation company”*
**Design-Overall**3%
*“And constructed very well”*
### **What buyers complain about **
**Size-Overall**65%
*“this is kinda tight”*
**Strap/String Quality**4%
*“the only thing I can say is a down side is the strap is a bit small”*
**Leather Quality**4%
*“Obviously its not real leather”*
**Comfort-Overall**2%
*“I just couldn't putting my deformed foot in the place that I needed too comfortably”*
### **Top return reasons **
**Size-Overall**55%
**Feet Fit**6%
**Advertised Vs Actual Product**5%
**Width**5%
**Defective Material/Parts**5%
**Material Quality**5%
**Shape/Style**3%
**Quality-Overall**3%
**Wrinkles**3%
**Strength**2%
## **Common questions**
- **Is ace hat profitable to sell on Amazon United States?**
- The niche generates $45K/yr across 18 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is +54.7%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the ace hat niche?**
- 15 brands and 31 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in ace hat?**
- Top complaints mined from reviews: Size-Overall, Strap/String Quality, Leather Quality. The return rate is 2.7%.
- **When does demand for ace hat peak?**
- Demand peaks in Oct; the busiest month runs 6.1× the quietest.
- **What does it cost to enter the ace hat niche?**
- Listings span $13.95–$57.63; the average listing price is $31.95 (sweet spot $15–$100). The average incumbent carries 50 reviews — the moat a new listing must climb.
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