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spiderman birthday shirt

Skip it

Brand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.

Market size 13Growth 23Conversion 22Competition 76Returns 49Price range 73Avg price 78Brand share 2Review moat 86Quality gap 20

Review moat

Great270.74

avg incumbent reviews — the moat a new listing must climb

Avg price

Great$16.17

avg listing price — sweet spot $15–$100

Competition

Great39%

top-5 click share — an open shelf

Price range

Good$11.58–$24.35

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

Returns

Okay3.1%

return rate — above 5% kills the launch gate

Growth

Bad-4.2%

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

Conversion

Bad1.7%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Market size

Bad$53K

$53K/yr · 191K searches

Brand share

Bad99%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, spiderman birthday shirt is a $53K/yr Amazon United States market (191K searches/yr). The top 5 brands hold 99% of demand. Verdict: Skip it — 38/100.

Data updated Jul 8, 2026 · scored weekly · How we score niches

spiderman birthday shirt market data

Units sold / yr
5K–6K
avg 0–100/product
Revenue / yr
$81K–$97K
units × avg price
Conversion rate
1.7%
Avg BSR
#2,182
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
3.7%
Avg brand age
22 months
Avg seller age
165 days

Competition & brand share

Clicks spread well past the top 5 (39% combined) — an open shelf where new products get seen.

Brands

6 falling

Sellers

10

Top-5 brand share

99%

Top 20: 100%

Top-5 click share

39%

Top 20: 79%

Open market

0%

  • Marvel46%
  • Disney43%
  • ZOELNIC8%
  • Matching Family Birthday Spider Web Party Tees1%
  • Fifth Sun1%
  • Swinging Into Three 4th Birthday Spiders1%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -4.2% search growth over the last 90 days.
5K4KSpike '24Spike '25Black Friday '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Top spiderman birthday shirt search terms

  • spiderman birthday shirt74K/yr
  • spidey birthday shirt24K/yr
  • spider man birthday shirt13K/yr
  • spidey and friends birthday shirt10K/yr
  • spiderman 4th birthday shirt9K/yr
  • spiderman birthday outfit7K/yr
  • spiderman 3rd birthday shirt8K/yr
  • spiderman birthday shirt 38K/yr
  • spiderman 5th birthday shirt7K/yr
  • spiderman birthday shirt 48K/yr
All search terms

Top spiderman birthday shirt 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%$2K8%$4K12%$6K16%$9K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about spiderman birthday shirt

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

What buyers love

Size-Overall29%

“fits to size”

Quality-Overall28%

“Excellent Quality”

Material Quality6%

“good material”

Color6%

“Beautiful color”

Print Quality4%

“Great quality shirt & print”

Comfort-Overall3%

“It is comfortable”

Breathability3%

“Breathable”

Value For Money2%

“Good for the price and good coloring”

Advertised Vs Actual Product2%

“Came exactly as described”

Soft Feel2%

“Very soft and comfortable”

What buyers complain about

Size-Overall31%

“runs a bit small”

Print Quality8%

“Quality of design isnt made that nice coulda used more of a glossier print”

Machine Wash Suitability7%

“Did not come out in the wash”

Quality-Overall7%

“its cheaply made”

Design-Overall5%

“No t shirt design should stick to a simple sticker this way”

Value For Money4%

“it should be a little less expensive”

Color4%

“Colors faded away”

Material Quality4%

“Cheap fabric as well”

Hard Feel4%

“not soft - my kid loved them though”

Durability2%

“Not long lasting”

Top return reasons

Size-Overall57%
Length13%
Material Quality8%
Chest Fit4%
Quality-Overall3%
Advertised Vs Actual Product2%
Sleeve Fit2%
Value For Money2%
Product Condition2%
Print Quality2%

Common questions

Is spiderman birthday shirt profitable to sell on Amazon United States?
The niche generates $53K/yr across 38 tracked products. 6 of 16 products launched in the last 360 days are still selling. 90-day search growth is -4.2%. Flapen's verdict: Skip it (38/100).
How competitive is the spiderman birthday shirt niche?
6 brands and 10 sellers compete. The top 5 products take 39% of clicks and top 5 brands hold 99% of demand.
What do buyers complain about in spiderman birthday shirt?
Top complaints mined from reviews: Size-Overall, Print Quality, Machine Wash Suitability. The return rate is 3.1%.
When does demand for spiderman birthday shirt peak?
Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the spiderman birthday shirt niche?
Listings span $11.58–$24.35; the average listing price is $16.17 (sweet spot $15–$100). The average incumbent carries 271 reviews — the moat a new listing must climb.