---
title: "N99 Mask — $167K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/n99-mask"
last_updated: "2026-08-08T22:53:31.395Z"
locale: en
meta:
description: "Niche score 51/100 · $167K/yr market. Brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · $167K/yr market. Brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "N99 Mask — $167K/yr Amazon US Niche (2026) - Flapen"
---
# **n99 mask**
**Worth a look**
Shows demand growing +335.0% this quarter, but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.
Market size 35Growth 100Conversion 68Competition 3Returns 100Price range 85Avg price 95Brand share 0Review moat 25Quality gap 30
**Growth**
**Incredible****+335.0%**
90-day search growth — must beat 0% to launch
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$23.09**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$12.17–$35.74**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****6.1%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****$167K**
$167K/yr · 118K searches
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****4,159.17**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****96%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)")
According to Flapen's Amazon United States niche tracking, n99 mask is a $167K/yr Amazon United States market (118K searches/yr). The top 5 brands hold 100% of demand. Verdict: Worth a look — 51/100.
Data updated Jul 30, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **n99 mask market data**
- **Units sold / yr**
- **10K–13K**
- avg 1,500–2,000/product
- **Revenue / yr**
- **$231K–$289K**
- units × avg price
- **Conversion rate**
- **6.1%**
- **Avg BSR**
- **#28**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **58 months**
- **Avg seller age**
- **168 days**
## **Competition & brand share**
The top 5 products capture 96% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**1 **▼falling
**Sellers**
**82**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**96%**
Top 20: 100%
**Open market**
**0%**
- 3M100% - Open — no brand owns it (0%)
## **Demand**
Weekly Amazon search volume, last 49 weeks — +335.0% search growth over the last 90 days.
35K25KSpike '26Prime Day '26Aug '25Oct '25Dec '25Feb '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/n99-mask/trend)
## **Top n99 mask search terms**
- **n100 mask**59K/yr+566.7%3.0% conv. - **n100 respirator mask**26K/yr+272.7%4.2% conv. - **n99 mask**18K/yr+60.2%0.4% conv. - **n100 masks for adults**7K/yr+897.5%3.0% conv. - **n99 masks for adults**5K/yr+22.2%0.5% conv. - **n99**3K/yr+69.2%0.4% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/n99-mask/search-terms)
## **Top n99 mask 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%15%$25K30%$50K45%$75K60%$100K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 6 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**3M Lead Paint Removal Valved Respirator Disposable Respirator with Cool Flow Valve 1-Pack**3M**$12.17**4.7★132 rev](https://www.amazon.com/dp/B008JGX36A) [2**3M Personal Protective Equipment Particulate Disposable Respirator 8233 NIOSH APPROVED Exhalation Valve N100 Certain Non-Oil Based Particles (1 Piece)**3M**$12.77**4.4★1,351 rev](https://www.amazon.com/dp/B008MCV43K) [3**3M 8210 Particulate Respirator N95 Pack of 20 Disposable Respirators NIOSH APPROVED Two-Strap Cup Style Design Lightweight with Cushioning Nose Foam**3M**$16.24**4.4★19,472 rev](https://www.amazon.com/dp/B008MCUZZS) [4**3M P100 / OV/AG Multi-Purpose Reusable Respirator 62023 Medium Size NIOSH-APPROVED P100 / Organic Vapor/Acid Gas Rated Filters Adjustable Head Straps Comfortable & Lightweight (62023H1-DC)**3M**$35.74**4.6★1,291 rev](https://www.amazon.com/dp/B002NMICB2) [5**3M P100 Performance Mold & Lead Paint Removal Respirator Medium Size NIOSH-APPROVED P100 Rated Filter Carbon Layer Helps Reduce Odor Nuisance Lightweight Adjustable Head Straps (6297P1-DC)**3M**$29.40**4.6★1,397 rev](https://www.amazon.com/dp/B00063Y25U)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**3M P100 Performance Mold & Lead Paint Removal Respirator Medium Size NIOSH-APPROVED P100 Rated Filter Carbon Layer Helps Reduce Odor Nuisance Lightweight Adjustable Head Straps (6297P1-DC)**3M**$29.40**1,397 rev15y ago](https://www.amazon.com/dp/B00063Y25U) [**3M Odor/Particulate Multipurpose Reusable Respirator 65021H1-DC OV/P100 Mdm 1-Fcpc and 1-pr of 60921 Crtrdg/Fltr**3M**$32.25**1,312 rev16y ago](https://www.amazon.com/dp/B002NMFLU2) [**3M P100 / OV/AG Multi-Purpose Reusable Respirator 62023 Medium Size NIOSH-APPROVED P100 / Organic Vapor/Acid Gas Rated Filters Adjustable Head Straps Comfortable & Lightweight (62023H1-DC)**3M**$35.74**1,291 rev18y ago](https://www.amazon.com/dp/B002NMICB2) [**3M 8210 Particulate Respirator N95 Pack of 20 Disposable Respirators NIOSH APPROVED Two-Strap Cup Style Design Lightweight with Cushioning Nose Foam**3M**$16.24**19,472 rev19y ago](https://www.amazon.com/dp/B008MCUZZS) [**3M Personal Protective Equipment Particulate Disposable Respirator 8233 NIOSH APPROVED Exhalation Valve N100 Certain Non-Oil Based Particles (1 Piece)**3M**$12.77**1,351 rev20y ago](https://www.amazon.com/dp/B008MCV43K)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**3M P100 / OV/AG Multi-Purpose Reusable Respirator 62023 Medium Size NIOSH-APPROVED P100 / Organic Vapor/Acid Gas Rated Filters Adjustable Head Straps Comfortable & Lightweight (62023H1-DC)**3M**$35.74**4.6★**▲ 18%**](https://www.amazon.com/dp/B002NMICB2) [**3M 8210 Particulate Respirator N95 Pack of 20 Disposable Respirators NIOSH APPROVED Two-Strap Cup Style Design Lightweight with Cushioning Nose Foam**3M**$16.24**4.4★**— 8%**](https://www.amazon.com/dp/B008MCUZZS) [**3M P100 Performance Mold & Lead Paint Removal Respirator Medium Size NIOSH-APPROVED P100 Rated Filter Carbon Layer Helps Reduce Odor Nuisance Lightweight Adjustable Head Straps (6297P1-DC)**3M**$29.40**4.6★**— 3%**](https://www.amazon.com/dp/B00063Y25U) [**3M Lead Paint Removal Valved Respirator Disposable Respirator with Cool Flow Valve 1-Pack**3M**$12.17**4.7★**— 1%**](https://www.amazon.com/dp/B008JGX36A) [**3M Personal Protective Equipment Particulate Disposable Respirator 8233 NIOSH APPROVED Exhalation Valve N100 Certain Non-Oil Based Particles (1 Piece)**3M**$12.77**4.4★**— 5%**](https://www.amazon.com/dp/B008MCV43K)
**~~View all trending →~~**
## **What buyers say about n99 mask**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**18%
*“Excellent product”*
**Size-Overall**14%
*“fit snug”*
**Advertised Vs Actual Product**12%
*“As advertised”*
**Value For Money**10%
*“They are reasonably priced”*
**Comfort-Overall**10%
*“Comfortable”*
**Smell**4%
*“No odor or dust made it through”*
**Ease Of Use**3%
*“Easy to use with clear instructions”*
**Ease Of Cleaning**3%
*“Works great to stop dust”*
**Efficiency**3%
*“Masks worked great as you would expect”*
**Breathability**2%
*“Breathing”*
### **What buyers complain about **
**Size-Overall**27%
*“Does not fit”*
**Comfort-Overall**10%
*“Extremely uncomfortable”*
**Quality-Overall**9%
*“Poor quality”*
**Durability**6%
*“These will undoubtedly break”*
**Value For Money**5%
*“Definitely not worth the money”*
**Functionality-Overall**4%
*“no matter what it would not go on right”*
**Stretchability/Expandability/Elasticity**3%
*“This last box has bad elastic”*
**Smell**2%
*“I don't know why everything from Amazon has a fragrance smell”*
**Breathability**2%
*“breathing abilities not that great”*
**Weight Heavy**2%
*“bulky,”*
### **Top return reasons **
**Size-Overall**100%
## **Common questions**
- **Is n99 mask profitable to sell on Amazon United States?**
- The niche generates $167K/yr across 6 tracked products. 90-day search growth is +335.0%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the n99 mask niche?**
- 1 brands and 82 sellers compete. The top 5 products take 96% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in n99 mask?**
- Top complaints mined from reviews: Size-Overall, Comfort-Overall, Quality-Overall. The return rate is 0.0%.
- **What does it cost to enter the n99 mask niche?**
- Listings span $12.17–$35.74; the average listing price is $23.09 (sweet spot $15–$100). The average incumbent carries 4,159 reviews — the moat a new listing must climb.
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