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50

birthday decorations for boys

Worth a look

Shows low returns (0.5%), but prices mostly outside the sweet spot ($3.38–$12.32) keeps it on the watch list.

Market size 19Growth 22Conversion 50Competition 76Returns 98Price range 0Avg price 20Brand share 83Review moat 66Quality gap 53

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Brand share

Great52%

top-5 brand share — no brand owns this niche

Competition

Great39%

top-5 click share — an open shelf

Review moat

Good853.81

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Conversion

Good4.0%

search→purchase rate — share of searches ending in a sale

Growth

Bad-6.2%

90-day search growth — must beat 0% to launch

Avg price

Bad£7.30

avg listing price — sweet spot $15–$100

Market size

Bad£76K

£76K/yr · 259K searches

Price range

Bad£3.38–£12.32

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon United Kingdom niche tracking, birthday decorations for boys is a £76K/yr Amazon United Kingdom market (259K searches/yr). The top 5 brands hold 52% of demand. Verdict: Worth a look — 50/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

birthday decorations for boys market data

Units sold / yr
8K–10K
avg 100–250/product
Revenue / yr
£58K–£73K
units × avg price
Conversion rate
4.0%
Avg BSR
#214
Page quality
0%
Prime
100%
Sponsored
94%
Out of stock
5.0%
Avg brand age
24 months
Avg seller age
167 days

Competition & brand share

Clicks spread well past the top 5 (39% combined) — an open shelf where new products get seen.

Brands

33 falling

Sellers

41

Top-5 brand share

52%

Top 20: 89%

Top-5 click share

39%

Top 20: 77%

Open market

44%

  • Ohugs24%
  • YELYAN13%
  • Muzigs6%
  • Recosis6%
  • Inspireyee4%
  • Wonsta4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -6.2% search growth over the last 90 days.
6K4KPrime Day '25Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top birthday decorations for boys search terms

  • birthday decorations for boys70K/yr
  • blue birthday decorations35K/yr
  • boys birthday decoration34K/yr
  • birthday balloons for boys28K/yr
  • birthday boy decorations20K/yr
  • boy birthday decorations16K/yr
  • party decorations for boys14K/yr
  • birthday decorations blue8K/yr
  • birthday decorations boy8K/yr
  • boys party decorations7K/yr
All search terms

Top birthday decorations for boys products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%3%£2K6%£5K9%£7K12%£9K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about birthday decorations for boys

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall25%

“Excellent quality”

Color16%

“Good vibrant colours”

Value For Money13%

“Value for money”

Design-Overall10%

“Was a great decor”

Assembly/Installation9%

“easy to put together”

Ease Of Use5%

“Easy to use”

Advertised Vs Actual Product5%

“As described”

Recycle/Reuse3%

“All recyclable, loved it”

Collectibles3%

“Great birthday balloons and bunting”

Gifting Purpose2%

“Good birthday decoration pack”

What buyers complain about

Quality-Overall37%

“Balloons are poor quality”

Value For Money7%

“Not worth it”

Inflation/Deflation7%

“Lots burst and the ones that didnt only lasted a couple of hours”

Durability7%

“then every small touch more would break”

Smell5%

“The balloons smelled like poo”

Moist/Dry4%

“As the icing was a little dry I used”

Strength4%

“balloons weak”

Adhesion/Stickiness4%

“DONT BUY THESE THEY JUS DEFLATE AFTER 2MINS OF BLOWING THEM UP AND EVEN ADDING TAPE TO SEAL THEM”

Size-Overall2%

“were smaller than stated”

Leak-Proof2%

“As seals leaking”

Top return reasons

Color29%
Quality-Overall19%
Size-Overall9%
Inflation/Deflation6%
Value For Money5%
Smell4%
Functionality-Overall4%
Advertised Vs Actual Product4%
Adhesion/Stickiness4%
Defective Material/Parts2%

Common questions

Is birthday decorations for boys profitable to sell on Amazon United Kingdom?
The niche generates £76K/yr across 47 tracked products. 0 of 15 products launched in the last 360 days are still selling. 90-day search growth is -6.2%. Flapen's verdict: Worth a look (50/100).
How competitive is the birthday decorations for boys niche?
33 brands and 41 sellers compete. The top 5 products take 39% of clicks and top 5 brands hold 52% of demand.
What do buyers complain about in birthday decorations for boys?
Top complaints mined from reviews: Quality-Overall, Value For Money, Inflation/Deflation. The return rate is 0.5%.
When does demand for birthday decorations for boys peak?
Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the birthday decorations for boys niche?
Listings span £3.38–£12.32; the average listing price is £7.30 (sweet spot $15–$100). The average incumbent carries 854 reviews — the moat a new listing must climb.