Is mermaid backdrop profitable to sell on Amazon United States?

The niche generates $40K/yr across 56 tracked products. 1 of 18 products launched in the last 360 days are still selling. 90-day search growth is +37.7%. Flapen's verdict: Worth a look (52/100).

How competitive is the mermaid backdrop niche?

39 brands and 49 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 38% of demand.

What do buyers complain about in mermaid backdrop?

Top complaints mined from reviews: Adhesion/Stickiness, Durability, Quality-Overall. The return rate is 3.5%.

When does demand for mermaid backdrop peak?

Demand peaks in Jul–Aug; the busiest month runs 3.2× the quietest.

What does it cost to enter the mermaid backdrop niche?

Listings span $5.85–$39.64; the average listing price is $12.75 (sweet spot $15–$100). The average incumbent carries 1,723 reviews — the moat a new listing must climb.

mermaid backdrop

Worth a look

Shows no brand lock-in (top 5 brands take 38% of clicks), but a small market ($40K/yr) keeps it on the watch list.

Brand share

Incredible38%

top-5 brand share — no brand owns this niche

Competition

Great26%

top-5 click share — an open shelf

Price range

Good$5.85–$39.64

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

Growth

Good+37.7%

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

Avg price

Good$12.75

avg listing price — sweet spot $15–$100

Review moat

Okay1,723.29

avg incumbent reviews — the moat a new listing must climb

Returns

Okay3.5%

return rate — above 5% kills the launch gate

Conversion

Okay2.5%

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

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Market size

Bad$40K

$40K/yr · 124K searches

Signals No Dominant Brand

According to Flapen's Amazon United States niche tracking, mermaid backdrop is a $40K/yr Amazon United States market (124K searches/yr). The top 5 brands hold 38% of demand. Demand peaks in Jul–Aug. Verdict: Worth a look — 52/100.

Data updated Jul 30, 2026 · scored weekly · How we score niches

mermaid backdrop market data

Units sold / yr: 3K–4K; avg 0–100/product
Revenue / yr: $38K–$51K; units × avg price
Conversion rate: 2.5%
Avg BSR: #5,280
Page quality: 0%
Prime: 100%
Sponsored: 96%
Out of stock: 6.6%
Avg brand age: 27 months
Avg seller age: 226 days

Competition & brand share

Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.

Brands

39 falling

Sellers

Top-5 brand share

38%

Top 20: 84%

Top-5 click share

26%

Top 20: 69%

Open market

57%

Avezano12%
BUTEN8%
Mocsicka8%
AIBIIN5%
DewPrint5%
CICICO4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +37.7% search growth over the last 90 days.

Peak months: Jul, Aug · busiest ÷ quietest = 3.2×

Open Trend

Top mermaid backdrop search terms

mermaid backdrop58K/yr +50.8%1.9% conv.
little mermaid backdrop20K/yr +31.2%0.9% conv.
mermaid birthday backdrop14K/yr +20.0%2.7% conv.
ariel backdrop8K/yr +38.1%0.9% conv.
mermaid backdrop for girls birthday11K/yr -10.9%2.1% conv.
mermaid party backdrop4K/yr +70.7%2.7% conv.
mermaid photo backdrop4K/yr +22.9%2.3% conv.
mermaid back drop3K/yr +119.0%1.5% conv.

All search terms

Top mermaid backdrop 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

Top sellers

by 90-day click share

Mermaid Birthday Backdrop 7X5FT (82x59inch)

BUTEN$9.964.9★81 rev

Avezano Mermaid Happy Birthday Backdrop Under The Sea Birthday Party Decorations Little Mermaid Backdrop for Girls Ocean Theme Bday Party Decor

Avezano$9.694.7★95 rev

Wall Decor Backdrop for Mermaid Birthday Decorations Mermaid Themed Banner for Birthday Party Supplies (5x3ft)

CICICO$15.584.9★19 rev

Mocsicka 7x5ft Mermaid Birthday Backdrop Under The Sea Fantasy Decorations for Girls Blue Purple Mermaid Tails Photography Background Party Supplies (7x5ft(82x60 inch))

Mocsicka$15.404.7★120 rev

Iridescent Party Decorations Fringe Backdrop Sparkling Holographic Foil Fringe Tinsel Curtains for Frozen Mermaid Birthday Party Decor - 3.28x6.56ft 2 Packs

Runkuai$7.944.5★342 rev

Newest

by launch date

Litter Mermaid Backdrop Underwater Background - Under the Sea Mermaid Princess Backdrop for Girl Birthday with Balloon Starfish Pearl Shells Diamonds Banner Photo Shoot Birthday Party Decor 71x43 Inch

NIUBEHOHO$9.9310 rev

5mo ago

Mocsicka Mermaid Backdrop-Under The Sea Purple Blue Ocean Backdrop Mermaid Theme Baby Shower Birthday Party Decorations Background Studio Props (7x5ft)

Mocsicka$6.342 rev

6mo ago

Mermaid Backdrop Under The Sea Photography Background Purple and Pink Balloon Marine Ocean Party Decorations Girls Kids Baby Birthday Decor Banner 7X5FT

Xioistiy$13.133 rev

8mo ago

Foilswirl 34 Pieces Mermaid Birthday Party Decorations 4ft 5ft 6ft Mermaid Arch Backdrop Covers Spandex Arch Backdrop Cover Pink Purple Seashells Balloons for Summer Birthday Party

Foilswirl$39.64133 rev

8mo ago

7x5FT Mermaid Backdrop Under The Sea Party Decorations Underwater Ocean Scene with Giant Shell & Pearl Coral Reef Fish Aquarium Background for Photography Kids Birthday Baby Shower

DewPrint$11.0811 rev

9mo ago

What buyers say about mermaid backdrop

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

What buyers love

Color21%

“Color is accurate”

Quality-Overall17%

“Product is great as expected no issues”

Value For Money10%

“Great value”

Advertised Vs Actual Product7%

“looked exactly like the pictures”

Material Quality5%

“is a good material very durable”

Durability5%

“They held up great”

Design-Overall4%

“Really decorates up a place well”

Assembly/Installation4%

“easy to set up”

Brightness/Shine/Glow2%

“Definitely brings the sparkle to the party”

Ease Of Use2%

“Super easy”

What buyers complain about

Adhesion/Stickiness13%

“The sticky tape was tricky to peel off when it was time to take down”

Durability11%

“Ripped”

Quality-Overall11%

“Cheap”

Strength8%

“not sturdy”

Advertised Vs Actual Product7%

“not as advertised”

Thickness4%

“A little thin”

Size-Overall4%

“It does not cover a regular size table”

Smell4%

“Terrible chemical smell”

Color3%

“The colors were a lot lighter than pictured”

Ease Of Use2%

“I was not able to use it”

Top return reasons

Size-Overall22%

Color18%

Value For Money12%

Advertised Vs Actual Product9%

Quality-Overall6%

Defective Material/Parts5%

Material Quality4%

Adhesion/Stickiness4%

Display Colors2%

Functionality-Overall2%

Common questions

Is mermaid backdrop profitable to sell on Amazon United States?: The niche generates $40K/yr across 56 tracked products. 1 of 18 products launched in the last 360 days are still selling. 90-day search growth is +37.7%. Flapen's verdict: Worth a look (52/100).
How competitive is the mermaid backdrop niche?: 39 brands and 49 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 38% of demand.
What do buyers complain about in mermaid backdrop?: Top complaints mined from reviews: Adhesion/Stickiness, Durability, Quality-Overall. The return rate is 3.5%.
When does demand for mermaid backdrop peak?: Demand peaks in Jul–Aug; the busiest month runs 3.2× the quietest.
What does it cost to enter the mermaid backdrop niche?: Listings span $5.85–$39.64; the average listing price is $12.75 (sweet spot $15–$100). The average incumbent carries 1,723 reviews — the moat a new listing must climb.