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40th Birthday Decoration

Maybe

An estimated 0.6% of orders come back. But prices span $2.92–$16.28, mostly outside the sweet spot, so 40th Birthday Decoration is a Maybe.

Flapen Score
63
63 / 100
Top 12% of 5,777 Home & Garden niches · +12 vs the category median of 51
Market size
£414K/yr796K searches / yr
90-day growth
+1.2%search demand this quarter
Competition
25%top-5 click share · 59 brands · 102 sellers

Flapen Score

40th Birthday Decoration against its category

The dotted line is the Home & Garden average. Past it, 40th Birthday Decoration is stronger. Inside it, weaker.

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

Market

The 40th Birthday Decoration market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for 40th Birthday Decoration 796K times last year and spent an estimated £414K. The top 5 brands take 31% of clicks. Flapen scores it 63 out of 100, a Maybe.

01 · Demand

An estimated 7.1% of those searches ended in a purchase.

Shoppers searched for this 796K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 7.1% of those searches ended in a purchase. Searches in the last 90 days moved +1.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £414K a year.

Searches, last 12 months
796K
Growth, 90 days vs prior 90
+1.2%
Conversion, latest week
7.1%
Market size, estimated
£414Ka year
Peak month
January2.3× the quietest month
Top search term
40th birthday decoration378K searches a year

02 · Price

A sale here is worth £7.31.

Listings sell for £7.31 on average, from £2.92 to £16.28. Amazon reports units sold in ranges. This niche sold 50K to 60K a year. The average listing sells 500 to 750 of them. At £7.31 that is £4K to £5K a year per listing.

Average price
£7.31under the $15 to $100 sweet spot
Price range
£2.92–£16.28
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
50K–60K
Units per listing a year
500–750
Revenue per listing a year
£4K–£5K
Returns
0.6%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

89% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 5.0% of listings are out of stock. The average listing ranks #287 within Party Supplies. It carries 648 reviews at 4.42 stars, so a new listing needs social proof before a better product.

Sponsored listings
89%
Prime listings
100%
Out of stock, average day
5.0%
Average rank
#287in Party Supplies
Average rating
4.42 starsAmazon United Kingdom average 4.36 stars
Average reviews
648per listing
Listings tracked
75

04 · Newcomers

0 of last year's 20 launches cleared the first-year sales bar.

20 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 23 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
20
Successful launches
0Amazon's first-year sales bar
Average brand age
23 months

Products

Top 40th Birthday Decoration products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 27, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 25% of clicks, no more. An open shelf where new products get seen.

£0£8K£17K£25K£33K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

59 falling

Sellers

102

Est. top-5 brand share

31%

Top 20: 72%

Est. top-5 click share

25%

Top 20: 61%

Open market

65%

  • VICTERR11%
  • Belloxis6%
  • Yontree5%
  • DEARLIVES4%
  • balloon garland4%
  • Almaxi4%

Demand

40th Birthday Decoration search demand

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

20K15KSpike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 2.3×

Search terms

Top 40th Birthday Decoration search terms shoppers use

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

  • 40th birthday decoration378K/yr
  • 40th birthday banner85K/yr
  • 40th birthday decorations70K/yr
  • 40th birthday decorations for women40K/yr
  • 40th birthday balloons45K/yr
  • 40th birthday decoration men27K/yr
  • 40th birthday banners21K/yr
  • happy 40th birthday banner17K/yr
  • 40th birthday decorations for men15K/yr
  • 40 birthday decorations for women7K/yr

Reviews and returns

What reviews say buyers love and hate about 40th Birthday Decoration

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

28%of positive reviews mention “Quality-Overall”
21%of negative reviews mention “Smell”
0.6%of orders come back
“Terrible smell”
A buyer, on “Smell”21% 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.

14 topics

NegativePositive

FAQ

Common 40th Birthday Decoration questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data