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36

ninja mask

Skip it

A small market ($14K/yr) — this niche doesn't clear our bar today.

Market size 4Growth 25Conversion 15Competition 46Returns 44Price range 59Avg price 53Brand share 65Review moat 23Quality gap 55

Brand share

Good66%

top-5 brand share — brands hold most of the demand

Price range

Good$6.08–$27.89

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Avg price

Good$12.31

avg listing price — sweet spot $15–$100

Competition

Okay57%

top-5 click share — leaders hold, buyers still browse

Returns

Okay3.5%

return rate — above 5% kills the launch gate

Growth

Bad-0.2%

90-day search growth — must beat 0% to launch

Review moat

Bad8,564.39

avg incumbent reviews — the moat a new listing must climb

Conversion

Bad1.2%

search→purchase rate — share of searches ending in a sale

Market size

Bad$14K

$14K/yr · 95K searches

According to Flapen's Amazon United States niche tracking, ninja mask is a $14K/yr Amazon United States market (95K searches/yr). The top 5 brands hold 66% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 36/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

ninja mask market data

Units sold / yr
3K–3K
avg 0–100/product
Revenue / yr
$31K–$37K
units × avg price
Conversion rate
1.2%
Avg BSR
#20
Page quality
0%
Prime
100%
Sponsored
87%
Out of stock
3.0%
Avg brand age
50 months
Avg seller age
176 days

Competition & brand share

The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.

Brands

19 falling

Sellers

26

Top-5 brand share

66%

Top 20: 100%

Top-5 click share

57%

Top 20: 96%

Open market

29%

  • ROXUN34%
  • Xeoxarel11%
  • TICONN8%
  • Ligart6%
  • Fuinloth6%
  • IRELIA5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -0.2% search growth over the last 90 days.
7K5KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov · busiest ÷ quietest = 4.2×

Top ninja mask search terms

  • ninja mask69K/yr
  • ninja masks6K/yr
  • ninja hood8K/yr
  • ninja face mask7K/yr
  • black ninja mask4K/yr
  • ninja masks for men125/yr
All search terms

Top ninja 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%10%$1K20%$3K30%$4K40%$6K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 23 tracked products in this niche — three views at once, no toggling.

What buyers say about ninja mask

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall16%

“Excellent fit”

Quality-Overall13%

“seems to be well made”

Warmth13%

“It's warm”

Value For Money8%

“Great value”

Breathability7%

“breathable material”

Comfort-Overall7%

“Super comfortable”

Advertised Vs Actual Product5%

“As advertised”

Material Quality4%

“Good material”

Weight Light4%

“Lightweight and breathable”

Soft Feel2%

“Material is soft”

What buyers complain about

Size-Overall21%

“Does not fit”

Thickness15%

“It is not thick in material ans can see higher quality ones being a better choice for those who plan to use it for long term and consistently”

Thin7%

“Extremely thin”

Quality-Overall6%

“Cheap Quality”

Warmth5%

“Doesnt keep you warm”

Material Quality3%

“Cheap material”

Comfort-Overall3%

“Cheap and uncomfortable”

Breathability2%

“Definitely not very breathable”

Advertised Vs Actual Product2%

“NOT AS DESCRIBED”

Smell2%

“smell like chemicals”

Top return reasons

Size-Overall46%
Thin16%
Material Quality8%
Neck Fit5%
Advertised Vs Actual Product4%
Warmth3%
Value For Money2%
Quality-Overall2%
Breathability2%
Comfort-Overall1%

Common questions

Is ninja mask profitable to sell on Amazon United States?
The niche generates $14K/yr across 23 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -0.2%. Flapen's verdict: Skip it (36/100).
How competitive is the ninja mask niche?
19 brands and 26 sellers compete. The top 5 products take 57% of clicks and top 5 brands hold 66% of demand.
What do buyers complain about in ninja mask?
Top complaints mined from reviews: Size-Overall, Thickness, Thin. The return rate is 3.5%.
When does demand for ninja mask peak?
Demand peaks in Oct–Nov; the busiest month runs 4.2× the quietest.
What does it cost to enter the ninja mask niche?
Listings span $6.08–$27.89; the average listing price is $12.31 (sweet spot $15–$100). The average incumbent carries 8,564 reviews — the moat a new listing must climb.