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21st Birthday Decorations for Her

Maybe

The top 5 brands take only 28% of clicks. But demand is soft, at -13.3% this quarter, so 21st Birthday Decorations for Her is a Maybe.

Flapen Score
63
63 / 100
Top 5% of 11,240 Home & Kitchen niches · +14 vs the category median of 49
Market size
$1.8M/yr3.6M searches / yr
90-day growth
-13.3%search demand this quarter
Competition
27%top-5 click share · 63 brands · 82 sellers

Flapen Score

21st Birthday Decorations for Her against its category

The dotted line is the Home & Kitchen average. Past it, 21st Birthday Decorations for Her is stronger. Inside it, weaker.

63Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 21st Birthday Decorations for Her market on Amazon at a glance

Shoppers on Amazon United States searched for 21st Birthday Decorations for Her 3.6M times last year and spent an estimated $1.8M. The top 5 brands take 28% of clicks. Demand peaks in Sep. Flapen scores it 63 out of 100, a Maybe.

01 · Demand

An estimated 3.7% of those searches ended in a purchase.

Shoppers searched for this 3.6M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 3.7% of those searches ended in a purchase. Searches in the last 90 days moved -13.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $1.8M a year.

Searches, last 12 months
3.6M
Growth, 90 days vs prior 90
-13.3%
Conversion, latest week
3.7%
Market size, estimated
$1.8Ma year
Peak month
September2.0× the quietest month
Top search term
21st birthday decorations1.4M searches a year

02 · Price

A sale here is worth $13.51.

Listings sell for $13.51 on average, from $4.73 to $42.81. Amazon reports units sold in ranges. This niche sold 100K to 125K a year. The average listing sells 1,000 to 1,250 of them. At $13.51 that is $14K to $17K a year per listing.

Average price
$13.51under the $15 to $100 sweet spot
Price range
$4.73–$42.81
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
100K–125K
Units per listing a year
1,000–1,250
Revenue per listing a year
$14K–$17K
Returns
2.6%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

85% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 1.6% of listings are out of stock. The average listing ranks #1,378 within Party Packs. It carries 814 reviews at 4.57 stars, so a new listing needs social proof before a better product.

Sponsored listings
85%
Prime listings
100%
Out of stock, average day
1.6%
Average rank
#1,378in Party Packs
Average rating
4.57 starsAmazon United States average 4.42 stars
Average reviews
814per listing
Listings tracked
81

04 · Newcomers

11 of last year's 29 launches cleared the first-year sales bar.

29 products launched here in the last 12 months. 11 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 29 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
29
Successful launches
11Amazon's first-year sales bar
Average brand age
29 months

Products

Top 21st Birthday Decorations for Her products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take only 27% of clicks. An open shelf where new products get seen.

Brands

63 falling

Sellers

82

Top-5 brand share

28%

Top 20: 68%

Top-5 click share

27%

Top 20: 57%

Open market

67%

  • Brand 16%
  • Brand 26%
  • Brand 35%
  • Brand 45%
  • Brand 55%
  • Brand 65%

Demand

21st Birthday Decorations for Her search demand

Weekly searches over the year, seasonality beneath. Pick a range.

100K60KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep · busiest ÷ quietest = 2.0×

Search terms

Top 21st Birthday Decorations for Her search terms shoppers use

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

  • 21st birthday decorations1.4M/yr
  • 21st birthday490K/yr
  • 21st birthday decorations for her339K/yr
  • 21 birthday decorations for her96K/yr
  • happy 21st birthday decorations93K/yr
  • 21st birthday decor44K/yr
  • happy 21st birthday32K/yr
  • 21 birthday29K/yr
  • 21st17K/yr
  • 21st birthday for her16K/yr

Reviews and returns

What reviews say buyers love and hate about 21st Birthday Decorations for Her

We read the reviews and the return reasons for every product selling here.

27%of positive reviews mention “Quality-Overall”
14%of negative reviews mention “Quality-Overall”
2.6%of orders come back
“Not a good quality product, breaks eassy”
A buyer, on “Quality-Overall”14% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

18 topics

NegativePositive

FAQ

Common 21st Birthday Decorations for Her questions

Answered from the same tracked data.