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8th Birthday Decorations for Girls

a small market ($48K/yr) — 8th Birthday Decorations for Girls doesn't clear our bar today.

Flapen Score

33
Skip it

Ranks 10,341 of 10,978 Beauty & Personal Care niches · −15 vs the category median of 48

Market size 12Growth 27Conversion 35Competition 14Returns 89Price range 34Avg price 47Brand share 37Review moat 53Quality gap 18
This niche Category average · 10,978 niches

Is 8th Birthday Decorations for Girls profitable on Amazon?

According to Flapen's Amazon United States niche tracking, 8th Birthday Decorations for Girls is a $48K/yr Amazon United States market (146K searches/yr). The top 5 brands hold 83% of demand. Demand peaks in Jan. Verdict: Skip it — 33/100.

8th Birthday Decorations for Girls: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved +1.9% over the last 90 days and 2.8% of searches end in a purchase.

$48K

revenue / yr

Units sold / yr6K
Search volume / yr+1.9%146K
Conversion rate2.8%
Avg price$11.60

Who owns the niche?

The top 5 brands hold 83% of demand, so 17% of the market is open.

17%

open market share

Brands · sellers9 · 11
Top-5 product click share83%
Open market17%
Avg brand age23 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.7★ — the gap to enter on.

0/100

page quality · 9 products

Sponsored placement89%
New entrants (1y)2· 2 succeeded
Avg rating4.7★
Avg reviews1,370

Top 8th Birthday Decorations for Girls products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 83% of clicks — a locked-up shelf that new listings rarely crack.

$0$7K$14K$22K$29K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

9 falling

Sellers

11

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

83%

Top 20: 100%

Open market

12%

  • CIEHER56%
  • Juesly10%
  • Plzaxou6%
  • IDIJOLI6%
  • Vibzox6%
  • SEDECIDE5%
  • Open — no brand owns it (3 brands, 12%)

8th Birthday Decorations for Girls demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume146KCVR2.8%Products9Brands9Top 5 Brands83%OOS Rate2.7%Rating4.7★Reviews1,370Avg BSR#260
6K4KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 2.0×

Top 8th Birthday Decorations for Girls search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • 8th birthday31K/yr
  • 8 year old birthday decorations22K/yr
  • 8th birthday girl17K/yr
  • happy 8th birthday girl17K/yr
  • 8th birthday decorations13K/yr
  • 8 birthday decorations girl11K/yr
  • girls 8th birthday decorations8K/yr
  • great to be 8 birthday decorations girl6K/yr
  • 8 birthday6K/yr
  • birthday girl 85K/yr

What reviews say buyers love and hate about 8th Birthday Decorations for Girls

What buyers mention most, as a share of all reviews.

What buyers love

93% of reviews
Quality-Overall17%

Good quality birthday decorations

Value For Money16%

Loved it was worth the cost of it

Gifting Purpose15%

My daughter loved the gift

Size-Overall14%

Great fit

Advertised Vs Actual Product7%

Just as the picture

What buyers complain about

83% of reviews
Quality-Overall42%

Bad quality

Smell25%

The metallic balloons smelled like fish which made the rest of the package smell like fish as well

Leak-Proof17%

Water bottle leaks

8th Birthday Decorations for Girls return rate & reasons

Why buyers send it back, as a share of all return requests.

1.3%

Return rate

63%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
40%
2Value For Money
12%
3Color
11%
4Quality-Overall
10%
5Advertised Vs Actual Product
4%

Common 8th Birthday Decorations for Girls questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores 8th Birthday Decorations for Girls 33/100 on Amazon United States — Skip it. The niche generates $48K/yr across 9 tracked products. 2 of 2 products launched in the last 360 days are still selling. Search demand moved +1.9% over the last 90 days.
Search demand for 8th Birthday Decorations for Girls on Amazon United States peaks in Jan, where the busiest month runs 2.0× the quietest.