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30th Birthday Banner

30th Birthday Banner shows no brand lock-in (top 5 brands take 39% of clicks), but prices mostly outside the sweet spot ($4.38–$17.71) keeps it on the watch list.

Flapen Score

51
Worth a look

Top 39% of 11,240 Home & Kitchen niches · +2 vs the category median of 49

Market size 21Growth 37Conversion 75Competition 85Returns 46Price range 20Avg price 32Brand share 95Review moat 61Quality gap 23
This niche Category average · 11,240 niches

Is 30th Birthday Banner profitable on Amazon?

According to Flapen's Amazon United States niche tracking, 30th Birthday Banner is a $82K/yr Amazon United States market (118K searches/yr). The top 5 brands hold 39% of demand. Verdict: Worth a look — 51/100.

30th Birthday Banner: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved +9.9% over the last 90 days and 7.1% of searches end in a purchase.

$82K

revenue / yr

Units sold / yr8K
Search volume / yr+9.9%118K
Conversion rate7.1%
Avg price$9.87

Who owns the niche?

The top 5 brands hold 39% of demand, so 61% of the market is open.

61%

open market share

Brands · sellers49 · 57
Top-5 product click share30%
Open market61%
Avg brand age27 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 60 products

Sponsored placement88%
New entrants (1y)15· 1 succeeded
Avg rating4.6★
Avg reviews1,067

Top 30th Birthday Banner 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

Clicks spread well past the top 5 (30% combined) — an open shelf where new products get seen.

$0$2K$5K$7K$10K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

49 falling

Sellers

57

Top-5 brand share

39%

Top 20: 78%

Top-5 click share

30%

Top 20: 67%

Open market

57%

  • MAGLAUG11%
  • Netnology10%
  • Yasmart Life8%
  • Sterling James Co.5%
  • JNXCYQ5%
  • Avezano5%

30th Birthday Banner demand & seasonality

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

Volume118KCVR7.1%Products60Brands49Top 5 Brands39%OOS Rate2.2%Rating4.6★Reviews1,067Avg BSR#1,775
3K2KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.8×

Top 30th Birthday Banner search terms shoppers use

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

  • 30th birthday banner54K/yr
  • happy 30th birthday banner33K/yr
  • funny 30th birthday decorations11K/yr
  • 30th birthday sign11K/yr
  • 30th birthday banner for him9K/yr

What reviews say buyers love and hate about 30th Birthday Banner

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

What buyers love

73% of reviews
Quality-Overall17%

Great quality, easy to assemble

Size-Overall8%

Nice size

Gifting Purpose8%

Good gift

Advertised Vs Actual Product8%

Exactly what I needed

Smell7%

Cute candle as a gift and smells good

What buyers complain about

64% of reviews
Inflation/Deflation20%

Some balloons deflated when I was filling with air

Quality-Overall9%

Cheap garbage

Size-Overall7%

Large

Adhesion/Stickiness6%

Would not stay up with tape

Assembly/Installation6%

Assembly required

30th Birthday Banner return rate & reasons

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

3.3%

Return rate

53%

Fixable by listing

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

1Size-Overall
30%
2Value For Money
18%
3Color
10%
4Inflation/Deflation
8%
5Advertised Vs Actual Product
6%

Common 30th Birthday Banner questions

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

Flapen scores 30th Birthday Banner 51/100 on Amazon United States — Worth a look. The niche generates $82K/yr across 60 tracked products. 1 of 15 products launched in the last 360 days are still selling. Search demand moved +9.9% over the last 90 days.
Search demand for 30th Birthday Banner on Amazon United States is steady year-round — the busiest month runs 1.8× the quietest.