---
title: "Cap — $4K/yr Amazon SG Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/sg/fashion/cap"
last_updated: "2026-08-06T16:28:18.074Z"
locale: en
meta:
description: "Niche score 45/100 · $4K/yr market · 15K searches/yr · $25.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $4K/yr market · 15K searches/yr · $25.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Cap — $4K/yr Amazon SG Niche (2026) - Flapen"
---
# **cap**
**Skip it**
A small market ($4K/yr) — this niche doesn't clear our bar today.
Market size 1Growth 75Conversion 12Competition 52Returns 32Price range 81Avg price 95Brand share 68Review moat 26Quality gap 40
**Avg price**
**Incredible****$25.72**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$6.31–$54.92**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Good****+59.9%**
90-day search growth — must beat 0% to launch
**Brand share**
**Good****64%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****54%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Returns**
**Okay****4.4%**
return rate — above 5% kills the launch gate
**Review moat**
**Okay****3,891.19**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Bad****1.0%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$4K**
$4K/yr · 15K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=sg&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=sg&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon Singapore niche tracking, cap is a $4K/yr Amazon Singapore market (15K searches/yr). The top 5 brands hold 64% of demand. Demand peaks in Jul–Oct–Dec. Verdict: Skip it — 45/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **cap market data**
- **Units sold / yr**
- **0–100**
- avg 0–100/product
- **Revenue / yr**
- **$0–$3K**
- units × avg price
- **Conversion rate**
- **1.0%**
- **Avg BSR**
- **#309**
- **Page quality**
- **0%**
- **Prime**
- **71%**
- **Sponsored**
- **24%**
- **Out of stock**
- **13.1%**
- **Avg brand age**
- **68 months**
- **Avg seller age**
- **0 days**
## **Competition & brand share**
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**14 **▲rising
**Sellers**
**16**
**Top-5 brand share**
**64%**
Top 20: 100%
**Top-5 click share**
**54%**
Top 20: 99%
**Open market**
**29%**
- Maommadio18% - Tommy Hilfiger14% - PUMA14% - Under Armour10% - Falari8% - Craftman7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +59.9% search growth over the last 90 days.
2K1KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Oct, Dec · busiest ÷ quietest = 2.6×
[**Open Trend **](https://flapen.com/research/sg/fashion/cap/trend)
## **Top cap 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%$1478%$29412%$44116%$588101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)4 products missing review or click data not plotted
All 21 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**New Unisex Add Fur Lined Winter Knitted Hat With Earflap Fashion Hats For Men Women Outdoor Classic Keep Warm Cap Black**Maommadio**$17.42**0.0★0 rev](https://www.amazon.sg/dp/B0CLTP1SBG) [2**Tommy Hilfiger Mens Cotton 85 Logo Adjustable Baseball Cap**Tommy Hilfiger**$28.80**4.6★140 rev](https://www.amazon.sg/dp/B0F58HYF3X) [3**Under Armour Mens Iso-chill Launch Run Adjustable Hat**Under Armour**$24.40**4.5★1,007 rev](https://www.amazon.sg/dp/B0C138SH1L) [4**Falari Baseball Cap Adjustable Size Solid Color G001-01-Black**Falari**$16.15**4.4★20,162 rev](https://www.amazon.sg/dp/B074CN1RF8) [5**Craftman High Crown Foam Front Mesh Back Classic Trucker Hat with Adjustable Snapback for men and women(Black/White)**Craftman**$25.48**4.2★69 rev](https://www.amazon.sg/dp/B09SB59BLC)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Mizuno J2MW1010 Running Cap Water Repellent Night Run Cap (Retroreflective) Water Repellent Black Free Size**Mizuno**$25.01**16 rev11mo ago](https://www.amazon.sg/dp/B0DQYGVGJT) [**adidas Cap ADM adLT-MESH 6P CAP_02 Kids Boys white 54.0-57.0 cm**adidas**$25.02**11 rev1y ago](https://www.amazon.sg/dp/B0F2F2MS4T) [**47 Brand Clean Up MLB Mini Logo BR Cap**47**$40.83**12 rev1y ago](https://www.amazon.sg/dp/B0F3WRJNX6) [**BOSS Mens Bold Logo Cotton Twill Cap**BOSS**$37.67**72 rev1y ago](https://www.amazon.sg/dp/B0FBG3D63X) [**Tommy Hilfiger Mens Cotton 85 Logo Adjustable Baseball Cap**Tommy Hilfiger**$28.80**140 rev1y ago](https://www.amazon.sg/dp/B0F58HYF3X)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**COLLBATH Washed Baseball Cap - Unisex Fitted Cap for Travel Vacation Yoga Park Adjustable Strap Sunscreen Hat**COLLBATH**$10.53**0.0★**▲ 71%**](https://www.amazon.sg/dp/B0CKS1TTZV) [**Craftman High Crown Foam Front Mesh Back Classic Trucker Hat with Adjustable Snapback for men and women(Black/White)**Craftman**$25.48**4.2★**▲ 66%**](https://www.amazon.sg/dp/B09SB59BLC) [**Tommy Hilfiger Mens Logo Dad Baseball Cap Tommy Black One Size**Tommy Hilfiger**$27.12**4.6★**▲ 65%**](https://www.amazon.sg/dp/B076KHCFVK) [**New Unisex Add Fur Lined Winter Knitted Hat With Earflap Fashion Hats For Men Women Outdoor Classic Keep Warm Cap Black**Maommadio**$17.42**0.0★**▲ 65%**](https://www.amazon.sg/dp/B0CLTP1SBG) [**adidas Cap ADM adLT-MESH 6P CAP_02 Kids Boys white 54.0-57.0 cm**adidas**$25.02**4.7★**▲ 55%**](https://www.amazon.sg/dp/B0F2F2MS4T)
**~~View all trending →~~**
## **What buyers say about cap**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**100%
*“Fits perfectly”*
## **Common questions**
- **Is cap profitable to sell on Amazon Singapore?**
- The niche generates $4K/yr across 21 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +59.9%. Flapen's verdict: Skip it (45/100).
- **How competitive is the cap niche?**
- 14 brands and 16 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 64% of demand.
- **When does demand for cap peak?**
- Demand peaks in Jul–Oct–Dec; the busiest month runs 2.6× the quietest.
- **What does it cost to enter the cap niche?**
- Listings span $6.31–$54.92; the average listing price is $25.72 (sweet spot $15–$100). The average incumbent carries 3,891 reviews — the moat a new listing must climb.
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