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52

8th birthday decorations boy

Worth a look

Shows no brand lock-in (top 5 brands take 49% of clicks), but soft demand (-5.9% this quarter) keeps it on the watch list.

Market size 25Growth 22Conversion 61Competition 78Returns 68Price range 54Avg price 67Brand share 86Review moat 59Quality gap 28

Brand share

Great49%

top-5 brand share — no brand owns this niche

Competition

Great37%

top-5 click share — an open shelf

Returns

Good2.3%

return rate — above 5% kills the launch gate

Avg price

Good$14.03

avg listing price — sweet spot $15–$100

Conversion

Good5.3%

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

Review moat

Good1,123.22

avg incumbent reviews — the moat a new listing must climb

Price range

Good$5.55–$26.04

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

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Market size

Bad$99K

$99K/yr · 132K searches

Growth

Bad-5.9%

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

According to Flapen's Amazon United States niche tracking, 8th birthday decorations boy is a $99K/yr Amazon United States market (132K searches/yr). The top 5 brands hold 49% of demand. Verdict: Worth a look — 52/100.

Data updated Jul 23, 2026 · scored weekly · How we score niches

8th birthday decorations boy market data

Units sold / yr
5K–6K
avg 0–100/product
Revenue / yr
$70K–$84K
units × avg price
Conversion rate
5.3%
Avg BSR
#2,229
Page quality
0%
Prime
100%
Sponsored
91%
Out of stock
4.8%
Avg brand age
25 months
Avg seller age
157 days

Competition & brand share

Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.

Brands

37 falling

Sellers

44

Top-5 brand share

49%

Top 20: 85%

Top-5 click share

37%

Top 20: 75%

Open market

46%

  • Juesly19%
  • Vlipoeasn14%
  • Oigco6%
  • Mpanwen6%
  • Chaungfu4%
  • K.E.J.4%

Demand & seasonality

Weekly Amazon search volume, last 52 weeks — -5.9% search growth over the last 90 days.
3K2KSpike '26AugSepOctNovDecJanFebMarAprMayJunJul

No pronounced peak months · busiest ÷ quietest = 1.8×

Top 8th birthday decorations boy search terms

  • 8th birthday decorations boy50K/yr
  • 8 year old boy birthday decorations20K/yr
  • happy 8th birthday boy10K/yr
  • 8th birthday boy13K/yr
  • level 8 birthday decorations14K/yr
  • 8 birthday decorations boy7K/yr
  • birthday decorations for boys 86K/yr
  • birthday boy 85K/yr
  • boys 8th birthday party decorations6K/yr
All search terms

Top 8th birthday decorations boy 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%$3K6%$6K9%$9K12%$12K1101001K10K100K 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 8th birthday decorations boy

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

What buyers love

Quality-Overall17%

“GREAT QUALITY”

Gifting Purpose11%

“Fun Gift”

Value For Money11%

“Excellent value”

Advertised Vs Actual Product11%

“Just like in the picture”

Color8%

“Bright colors”

Fun/Entertainment Experience8%

“fun for the whole family”

Size-Overall8%

“Great Fit”

Design-Overall3%

“Cute decor”

Strength2%

“super sturdy”

Soft Feel2%

“Shirt is very soft and comfortable”

What buyers complain about

Quality-Overall18%

“Quality control is clearly lacking”

Size-Overall15%

“did not fit”

Durability12%

“It breaks very easily”

Value For Money6%

“for $20 its definitely not worth the price”

Material Quality5%

“Cheap Material”

Functionality-Overall4%

“DIDN'T WORK”

Product Condition4%

“this product was clearly old/used”

Adhesion/Stickiness4%

“Adhesive is not strong”

Advertised Vs Actual Product3%

“It sure looks beautiful, however, the video is very deceptive”

Thickness3%

“Balloons were thin”

Top return reasons

Size-Overall44%
Color10%
Value For Money10%
Functionality-Overall5%
Advertised Vs Actual Product4%
Quality-Overall4%
Defective Material/Parts4%
Assembly/Installation2%
Durability2%
Adhesion/Stickiness2%

Common questions

Is 8th birthday decorations boy profitable to sell on Amazon United States?
The niche generates $99K/yr across 45 tracked products. 8 of 17 products launched in the last 360 days are still selling. 90-day search growth is -5.9%. Flapen's verdict: Worth a look (52/100).
How competitive is the 8th birthday decorations boy niche?
37 brands and 44 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 49% of demand.
What do buyers complain about in 8th birthday decorations boy?
Top complaints mined from reviews: Quality-Overall, Size-Overall, Durability. The return rate is 2.3%.
When does demand for 8th birthday decorations boy peak?
Demand is steady year-round — the busiest month runs 1.8× the quietest.
What does it cost to enter the 8th birthday decorations boy niche?
Listings span $5.55–$26.04; the average listing price is $14.03 (sweet spot $15–$100). The average incumbent carries 1,123 reviews — the moat a new listing must climb.