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16th Birthday Decorations

Maybe

An estimated 0.6% of orders come back. But prices span $2.72–$16.51, mostly outside the sweet spot, so 16th Birthday Decorations is a Maybe.

Flapen Score
64
64 / 100
Top 11% of 5,777 Home & Garden niches · +13 vs the category median of 51
Market size
£315K/yr600K searches / yr
90-day growth
-6.6%search demand this quarter
Competition
25%top-5 click share · 50 brands · 79 sellers

Flapen Score

16th Birthday Decorations against its category

The dotted line is the Home & Garden average. Past it, 16th Birthday Decorations is stronger. Inside it, weaker.

64Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 16th Birthday Decorations market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for 16th Birthday Decorations 600K times last year and spent an estimated £315K. The top 5 brands take 39% of clicks. Flapen scores it 64 out of 100, a Maybe.

01 · Demand

An estimated 7.2% of those searches ended in a purchase.

Shoppers searched for this 600K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 7.2% of those searches ended in a purchase. Searches in the last 90 days moved -6.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated £315K a year.

Searches, last 12 months
600K
Growth, 90 days vs prior 90
-6.6%
Conversion, latest week
7.2%
Market size, estimated
£315Ka year
Peak month
January1.9× the quietest month
Top search term
16th birthday decorations281K searches a year

02 · Price

A sale here is worth £7.32.

Listings sell for £7.32 on average, from £2.72 to £16.51. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 250 to 500 of them. At £7.32 that is £2K to £4K a year per listing.

Average price
£7.32under the $15 to $100 sweet spot
Price range
£2.72–£16.51
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
30K–40K
Units per listing a year
250–500
Revenue per listing a year
£2K–£4K
Returns
0.6%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

88% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 6.4% of listings are out of stock. The average listing ranks #248 within Party Supplies. It carries 464 reviews at 4.33 stars, so a new listing needs social proof before a better product.

Sponsored listings
88%
Prime listings
100%
Out of stock, average day
6.4%
Average rank
#248in Party Supplies
Average rating
4.33 starsAmazon United Kingdom average 4.36 stars
Average reviews
464per listing
Listings tracked
69

04 · Newcomers

0 of last year's 19 launches cleared the first-year sales bar.

19 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
19
Successful launches
0Amazon's first-year sales bar
Average brand age
23 months

Products

Top 16th Birthday Decorations 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£9K£19K£28K£38K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

50 falling

Sellers

79

Est. top-5 brand share

39%

Top 20: 73%

Est. top-5 click share

25%

Top 20: 58%

Open market

61%

  • VICTERR17%
  • Sheinly7%
  • OakTree4%
  • DJLLA4%
  • weeyin4%
  • DEARLIVES4%

Demand

16th Birthday Decorations search demand

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

13K8KSpike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.9×

Search terms

Top 16th Birthday Decorations search terms shoppers use

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

  • 16th birthday decorations281K/yr
  • sweet 16 birthday decorations42K/yr
  • 16th birthday decorations boy36K/yr
  • 16 birthday decorations41K/yr
  • 16th birthday banner42K/yr
  • 16 balloons20K/yr
  • 16th birthday decorations girl17K/yr
  • 16th birthday balloons20K/yr
  • boys 16th birthday decorations13K/yr
  • happy 16th birthday banner13K/yr

Reviews and returns

What reviews say buyers love and hate about 16th Birthday Decorations

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

37%of positive reviews mention “Quality-Overall”
32%of negative reviews mention “Quality-Overall”
0.6%of orders come back
“Cheap quality”
A buyer, on “Quality-Overall”32% 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.

16 topics

NegativePositive

FAQ

Common 16th Birthday Decorations 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