Skip to content

21st Birthday Decorations for Him

Maybe

Returns run at only 0.6% of orders. But prices span $2.66–$14.80, mostly outside the sweet spot, so 21st Birthday Decorations for Him is a Maybe.

Flapen Score
56
56 / 100
Top 29% of 5,777 Home & Garden niches · +5 vs the category median of 51
Market size
£99K/yr154K searches / yr
90-day growth
-2.7%search demand this quarter
Competition
41%top-5 click share · 32 brands · 49 sellers

Flapen Score

21st Birthday Decorations for Him against its category

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

56Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

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

Shoppers on Amazon United Kingdom searched for 21st Birthday Decorations for Him 154K times last year and spent an estimated £99K. The top 5 brands take 46% of clicks. Demand peaks in Jan. Flapen scores it 56 out of 100, a Maybe.

01 · Demand

8.0% of searches ended in a purchase last week.

Shoppers searched for this 154K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 8.0% of those searches ended in a purchase. Searches in the last 90 days moved -2.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated £99K a year.

Searches, last 12 months
154K
Growth, 90 days vs prior 90
-2.7%
Conversion, latest week
8.0%
Market size, estimated
£99Ka year
Peak month
January1.9× the quietest month
Top search term
21st birthday decorations for him149K searches a year

02 · Price

A sale here is worth £8.08.

Listings sell for £8.08 on average, from £2.66 to £14.80. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 100 to 250 of them. At £8.08 that is £808 to £2K a year per listing.

Average price
£8.08under the $15 to $100 sweet spot
Price range
£2.66–£14.80
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
10K–13K
Units per listing a year
100–250
Revenue per listing a year
£808–£2K
Returns
0.6%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads.

95% of listings pay for placement with sponsored ads. 97% ship with Prime. On an average day, 4.3% of listings are out of stock. The average listing ranks #383 within Party Supplies. It carries 472 reviews at 4.36 stars, so a new listing needs social proof before a better product.

Sponsored listings
95%
Prime listings
97%
Out of stock, average day
4.3%
Average rank
#383in Party Supplies
Average rating
4.36 starsAmazon United Kingdom average 4.36 stars
Average reviews
472per listing
Listings tracked
39

04 · Newcomers

Amazon counts 0 of last year's 12 launches as successful.

12 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 21 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
12
Successful launches
0Amazon's first-year sales bar
Average brand age
21 months

Products

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

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

Competition

Competition: brands, sellers & click share

The top 5 products take 41% of clicks. Leaders hold, but buyers still shop past them.

£0£4K£8K£12K£16K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

32 falling

Sellers

49

Top-5 brand share

46%

Top 20: 90%

Top-5 click share

41%

Top 20: 82%

Open market

48%

  • Jeasona12%
  • Yontree10%
  • VICTERR9%
  • balloon garland8%
  • Navdrivl7%
  • Hstascoz7%

Demand

21st Birthday Decorations for Him search demand

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

4K3KSpike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 1.9×

Reviews and returns

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

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Strength18%−0.19

flimsy really

Flimsy

Flimsy and cheap

Quality-Overall15%+0.75

Bad quality

Absolute rubbish

Substandard quality

Assembly/Installation15%−0.08

need assembling

fiddly to put together

You have to put it all together yourself

Value For Money10%+2.01

Looked far more expensive than they were

Not worth £14.99

Not worth it

Color5%−0.03

Colour wasn't as expected

it's actually all really faded and rather disappointing

Love

Value For Money28%+2.01

GREAT VALUE

Good value for money

Excellent value for money

Quality-Overall25%+0.75

Good quality

well made

Really great quality balloons

Gifting Purpose10%+1.03

Excellent gift

Excellent birthday gift

Lovely gift

Advertised Vs Actual Product8%−0.02

did the job

It was as expected

Does what it says on the wrapper

Color7%−0.03

Nice colour

Ideal for room decorating good size great colours

such nice colours

Return

0.6% Return rate 49% Fixable by listing

Color28%█▃▆▂▄▃

Colour wasn't as expected

it's actually all really faded and rather disappointing

Quality-Overall19%▁█▁▇▂▆

Bad quality

Absolute rubbish

Substandard quality

Size-Overall14%▁█▁▄▅▆

These are large boxes

It also lost a star because the th in birthday looked a bit small

Strength8%▁▁▁█▁▃

flimsy really

Flimsy

Flimsy and cheap

Value For Money6%▁▁█▁▄▅

Looked far more expensive than they were

Not worth £14.99

Not worth it

FAQ

Common 21st Birthday Decorations for Him questions

Answered from the same tracked data.