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54

two infinity and beyond birthday

Worth a look

Shows a thin review moat (230 avg reviews), but strong incumbent ratings (4.7★) keeps it on the watch list.

Market size 39Growth 52Conversion 35Competition 48Returns 86Price range 73Avg price 79Brand share 74Review moat 89Quality gap 20

Review moat

Great229.67

avg incumbent reviews — the moat a new listing must climb

Returns

Great1.5%

return rate — above 5% kills the launch gate

Avg price

Great$16.40

avg listing price — sweet spot $15–$100

Brand share

Good61%

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

Price range

Good$5.89–$39.43

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

Growth

Good+23.5%

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

Competition

Okay56%

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

Market size

Okay$198K

$198K/yr · 428K searches

Conversion

Okay2.8%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

According to Flapen's Amazon United States niche tracking, two infinity and beyond birthday is a $198K/yr Amazon United States market (428K searches/yr). The top 5 brands hold 61% of demand. Demand peaks in Jan–Jul. Verdict: Worth a look — 54/100.

Data updated Jul 23, 2026 · scored weekly · How we score niches

two infinity and beyond birthday market data

Units sold / yr
8K–10K
avg 100–250/product
Revenue / yr
$131K–$164K
units × avg price
Conversion rate
2.8%
Avg BSR
#1,160
Page quality
0%
Prime
92%
Sponsored
88%
Out of stock
13.6%
Avg brand age
26 months
Avg seller age
159 days

Competition & brand share

The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.

Brands

20 falling

Sellers

24

Top-5 brand share

61%

Top 20: 100%

Top-5 click share

56%

Top 20: 95%

Open market

34%

  • GLIGLITTR28%
  • Miucat12%
  • Yusino9%
  • Wakeys6%
  • BIGKEOKI5%
  • LaVenty5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +23.5% search growth over the last 90 days.
13K8KSpike '25Prime Day '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: Jan, Jul · busiest ÷ quietest = 2.5×

Top two infinity and beyond birthday search terms

  • two infinity and beyond birthday197K/yr
  • two infinity and beyond birthday decorations82K/yr
  • 2 infinity and beyond birthday decorations42K/yr
  • toy story 2nd birthday decorations28K/yr
  • two infinity and beyond15K/yr
  • two infinity and beyond birthday girl7K/yr
  • toy story 2nd birthday9K/yr
  • toy story birthday decorations 210K/yr
  • two infinity and beyond backdrop10K/yr
  • two infinity and beyond birthday banner7K/yr
All search terms

Top two infinity and beyond birthday 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%$20K20%$40K30%$59K40%$79K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

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

What buyers say about two infinity and beyond birthday

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

What buyers love

Quality-Overall28%

“Good quality”

Value For Money12%

“fair price”

Advertised Vs Actual Product9%

“As advertised”

Strength7%

“Sturdy plate and fun for kids”

Size-Overall6%

“Size was perfect”

Assembly/Installation4%

“Super cute set up”

Design-Overall4%

“Cute birthday decor”

Color4%

“the colors bright”

Durability3%

“Adorable and durable”

Brightness/Shine/Glow3%

“Good candle”

What buyers complain about

Smell26%

“Smells bad too”

Size-Overall14%

“This shirt is very small”

Quality-Overall9%

“Balloons are not good quality”

Inflation/Deflation8%

“Balloons were stuck together impossible to blow up table cloth had a rip very disappointing”

Advertised Vs Actual Product6%

“Did not come with half the things shown on the photo”

Material Quality4%

“Fabric like material”

Hard Feel4%

“The napkins are rough”

Adhesion/Stickiness2%

“Also the little glue blobs to use for sticking balloons to a wall is a complete waste”

Thickness2%

“They were so thin they kept popping”

Functionality-Overall1%

“Also a few didnt work”

Top return reasons

Size-Overall44%
Value For Money17%
Advertised Vs Actual Product10%
Defective Material/Parts3%
Color3%
Product Condition2%
Assembly/Installation2%
Quality-Overall2%
Length2%
Smell2%

Common questions

Is two infinity and beyond birthday profitable to sell on Amazon United States?
The niche generates $198K/yr across 24 tracked products. 5 of 10 products launched in the last 360 days are still selling. 90-day search growth is +23.5%. Flapen's verdict: Worth a look (54/100).
How competitive is the two infinity and beyond birthday niche?
20 brands and 24 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 61% of demand.
What do buyers complain about in two infinity and beyond birthday?
Top complaints mined from reviews: Smell, Size-Overall, Quality-Overall. The return rate is 1.5%.
When does demand for two infinity and beyond birthday peak?
Demand peaks in Jan–Jul; the busiest month runs 2.5× the quietest.
What does it cost to enter the two infinity and beyond birthday niche?
Listings span $5.89–$39.43; the average listing price is $16.40 (sweet spot $15–$100). The average incumbent carries 230 reviews — the moat a new listing must climb.