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valentines day costume

Skip it

Soft demand (-95.7% this quarter) — this niche doesn't clear our bar today.

Market size 7Growth 0Conversion 45Competition 9Returns 26Price range 68Avg price 77Brand share 26Review moat 93Quality gap 84

Review moat

Great132.71

avg incumbent reviews — the moat a new listing must climb

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Avg price

Great$15.78

avg listing price — sweet spot $15–$100

Price range

Good$7.08–$31.74

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

Conversion

Okay3.6%

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

Brand share

Okay90%

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

Returns

Okay4.9%

return rate — above 5% kills the launch gate

Competition

Bad90%

top-5 click share — a locked-up shelf

Market size

Bad$29K

$29K/yr · 52K searches

Growth

Bad-95.7%

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

According to Flapen's Amazon United States niche tracking, valentines day costume is a $29K/yr Amazon United States market (52K searches/yr). The top 5 brands hold 90% of demand. Demand peaks in Jan–Feb. Verdict: Skip it — 32/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

valentines day costume market data

Units sold / yr
1K–1K
avg 0–100/product
Revenue / yr
$16K–$20K
units × avg price
Conversion rate
3.6%
Avg BSR
#31,738
Page quality
0%
Prime
100%
Sponsored
71%
Out of stock
10.9%
Avg brand age
19 months
Avg seller age
241 days

Competition & brand share

The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.

Brands

7 rising

Sellers

8

Top-5 brand share

90%

Top 20: 100%

Top-5 click share

90%

Top 20: 100%

Open market

10%

  • Dolkoic22%
  • Hikkcos16%
  • Moyel13%
  • AOBUTE13%
  • Yinxiang Jie12%
  • QLINLEAF12%
  • Open — no brand owns it (1 brand, 10%)

Demand & seasonality

Weekly Amazon search volume, last 99 weeks — -95.7% search growth over the last 90 days.
9K7KSpike '24Spike '25Prime Day '25Spike '26SepDecMarAugNovMarMay

Peak months: Jan, Feb · busiest ÷ quietest = 56.3×

Top valentines day costume search terms

  • valentines day costume16K/yr
  • valentines costume18K/yr
  • valentine costume12K/yr
  • valentines day costumes6K/yr
  • valentines day costume women604/yr
All search terms

Top valentines day costume 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%$3K20%$6K30%$9K40%$12K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 7 tracked products in this niche — three views at once, no toggling.

What buyers say about valentines day costume

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

What buyers love

Value For Money20%

“Good Value”

Advertised Vs Actual Product17%

“better than expected”

Quality-Overall12%

“Great quality”

Stretchability/Expandability/Elasticity7%

“The skirt is pink with felt hearts, the elastic waistband is comfortable and lightweight”

Color7%

“the shades are so cute”

Size-Overall7%

“The tutu fits comfortably”

Durability5%

“Inexpensive and durable”

Material Quality4%

“The material feels comfortable and lightweight, so its easy to wear for hours without feeling restricted”

Design-Overall4%

“The design is great”

Ease Of Use3%

“easy for Valentines Day events”

What buyers complain about

Size-Overall25%

“some of the pieces definitely seem sized more for an adult”

Color17%

“I think a solid red back would look better”

Top return reasons

Size-Overall44%
Length9%
Waist Fit8%
Quality-Overall8%
Stitch/Finish/Polish5%
Material Quality5%
Shoulder Fit4%
Advertised Vs Actual Product3%
Product Condition2%
Velcro Quality2%

Common questions

Is valentines day costume profitable to sell on Amazon United States?
The niche generates $29K/yr across 7 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is -95.7%. Flapen's verdict: Skip it (32/100).
How competitive is the valentines day costume niche?
7 brands and 8 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 90% of demand.
What do buyers complain about in valentines day costume?
Top complaints mined from reviews: Size-Overall, Color. The return rate is 4.9%.
When does demand for valentines day costume peak?
Demand peaks in Jan–Feb; the busiest month runs 56.3× the quietest.
What does it cost to enter the valentines day costume niche?
Listings span $7.08–$31.74; the average listing price is $15.78 (sweet spot $15–$100). The average incumbent carries 133 reviews — the moat a new listing must climb.