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birthday sash

Skip it

Prices mostly outside the sweet spot ($5.21–$12.05) — this niche doesn't clear our bar today.

Market size 78Growth 23Conversion 64Competition 20Returns 41Price range 0Avg price 26Brand share 28Review moat 41Quality gap 21

Market size

Great$1.0M

$1.0M/yr · 2.0M searches

Conversion

Good5.7%

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

Review moat

Okay2,388.43

avg incumbent reviews — the moat a new listing must climb

Returns

Okay3.7%

return rate — above 5% kills the launch gate

Brand share

Okay88%

top-5 brand share — brands hold most of the demand

Avg price

Okay$9.07

avg listing price — sweet spot $15–$100

Growth

Bad-3.4%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Competition

Bad76%

top-5 click share — a locked-up shelf

Price range

Bad$5.21–$12.05

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

According to Flapen's Amazon United States niche tracking, birthday sash is a $1.0M/yr Amazon United States market (2.0M searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Mar. Verdict: Skip it — 37/100.

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

birthday sash market data

Units sold / yr
100K–125K
avg 4,000–5,000/product
Revenue / yr
$907K–$1.1M
units × avg price
Conversion rate
5.7%
Avg BSR
#147
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
0.0%
Avg brand age
26 months
Avg seller age
177 days

Competition & brand share

The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.

Brands

10 falling

Sellers

14

Top-5 brand share

88%

Top 20: 100%

Top-5 click share

76%

Top 20: 100%

Open market

9%

  • COCIDE34%
  • Docooniver30%
  • Papoopy11%
  • CIEHER7%
  • TOBATOBA7%
  • Aurmigle3%
  • Open — no brand owns it (4 brands, 9%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -3.4% search growth over the last 90 days.
70K50KSpike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Mar · busiest ÷ quietest = 1.5×

Top birthday sash search terms

  • birthday sash861K/yr
  • birthday sash for women416K/yr
  • birthday girl sash258K/yr
  • birthday sash for girls89K/yr
  • happy birthday sash70K/yr
  • its my birthday sash59K/yr
  • happy birthday sash for women39K/yr
  • birthday girl sash and crown24K/yr
  • birthday sashes20K/yr
  • birthday girl crown and sash12K/yr
All search terms

Top birthday sash 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%10%$102K20%$203K30%$305K40%$407K1001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 14 tracked products in this niche — three views at once, no toggling.

What buyers say about birthday sash

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

What buyers love

Quality-Overall31%

“This is great quality has lasted two years now I love wearing out for my special day every year now”

Value For Money12%

“Good value”

Size-Overall9%

“the size was perfect”

Advertised Vs Actual Product8%

“Exactly what I needed”

Color7%

“The color was very pretty”

Brightness/Shine/Glow5%

“Sparkle”

Durability4%

“didnt rip or tear”

Gifting Purpose4%

“It was Such a beautiful gift”

Weight Heavy2%

“This crown is heavy duty”

Comfort-Overall2%

“It's pretty comfy”

What buyers complain about

Durability28%

“Breaks easy”

Quality-Overall15%

“Horrible quality”

Size-Overall11%

“was a little big”

Weight Heavy5%

“Very heavy”

Brightness/Shine/Glow5%

“glitter gets everywhere”

Strength4%

“The brown recycle is not sturdy enough”

Comfort-Overall3%

“Pain to use”

Value For Money3%

“Shash is a little cheap”

Engraving/Paint/Sublimation2%

“The lettering fell off after am hour of normal weat8”

Adhesion/Stickiness2%

“Words don't stick very well”

Top return reasons

Size-Overall39%
Color14%
Advertised Vs Actual Product8%
Quality-Overall8%
Value For Money7%
Defective Material/Parts5%
Weight Heavy3%
Material Quality2%
Durability2%
Brightness/Shine/Glow2%

Common questions

Is birthday sash profitable to sell on Amazon United States?
The niche generates $1.0M/yr across 14 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -3.4%. Flapen's verdict: Skip it (37/100).
How competitive is the birthday sash niche?
10 brands and 14 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 88% of demand.
What do buyers complain about in birthday sash?
Top complaints mined from reviews: Durability, Quality-Overall, Size-Overall. The return rate is 3.7%.
When does demand for birthday sash peak?
Demand peaks in Mar; the busiest month runs 1.5× the quietest.
What does it cost to enter the birthday sash niche?
Listings span $5.21–$12.05; the average listing price is $9.07 (sweet spot $15–$100). The average incumbent carries 2,388 reviews — the moat a new listing must climb.