Is super mario birthday party supplies profitable to sell on Amazon United States?

The niche generates $1.1M/yr across 62 tracked products. 24 of 44 products launched in the last 360 days are still selling. 90-day search growth is +32.6%. Flapen's verdict: Launch it (70/100).

How competitive is the super mario birthday party supplies niche?

41 brands and 58 sellers compete. The top 5 products take 32% of clicks and top 5 brands hold 56% of demand.

What do buyers complain about in super mario birthday party supplies?

Top complaints mined from reviews: Size-Overall, Quality-Overall, Smell. The return rate is 0.8%.

When does demand for super mario birthday party supplies peak?

Demand peaks in Apr–May; the busiest month runs 3.4× the quietest.

What does it cost to enter the super mario birthday party supplies niche?

Listings span $2.88–$35.96; the average listing price is $18.05 (sweet spot $15–$100). The average incumbent carries 190 reviews — the moat a new listing must climb.

super mario birthday party supplies

Launch it

A $1.1M/yr market growing +32.6% this quarter with returns at 0.8% — clears our launch bar.

Returns

Incredible0.8%

return rate — above 5% kills the launch gate

Review moat

Great190.18

avg incumbent reviews — the moat a new listing must climb

Competition

Great32%

top-5 click share — an open shelf

Avg price

Great$18.05

avg listing price — sweet spot $15–$100

Market size

Great$1.1M

$1.1M/yr · 1.7M searches

Brand share

Great56%

top-5 brand share — no brand owns this niche

Price range

Good$2.88–$35.96

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

Growth

Good+32.6%

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

Conversion

Okay3.7%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Signals No Dominant Brand Low Review Barrier

According to Flapen's Amazon United States niche tracking, super mario birthday party supplies is a $1.1M/yr Amazon United States market (1.7M searches/yr). The top 5 brands hold 56% of demand. Demand peaks in Apr–May. Verdict: Launch it — 70/100.

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

super mario birthday party supplies market data

Units sold / yr: 50K–60K; avg 750–1,000/product
Revenue / yr: $903K–$1.1M; units × avg price
Conversion rate: 3.7%
Avg BSR: #1,050
Page quality: 0%
Prime: 100%
Sponsored: 87%
Out of stock: 6.2%
Avg brand age: 30 months
Avg seller age: 155 days

Competition & brand share

Clicks spread well past the top 5 (32% combined) — an open shelf where new products get seen.

Brands

41 falling

Sellers

Top-5 brand share

56%

Top 20: 88%

Top-5 click share

32%

Top 20: 68%

Open market

39%

Hatraky14%
88xiaoyun13%
PEACHPUNK13%
Novovida8%
AZDHOT8%
TEOY5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +32.6% search growth over the last 90 days.

Peak months: Apr, May · busiest ÷ quietest = 3.4×

Open Trend

Top super mario birthday party supplies search terms

mario birthday decorations469K/yr +28.9%2.3% conv.
super mario birthday decorations196K/yr +94.9%1.8% conv.
mario galaxy birthday decorations86K/yr +192.6%2.5% conv.
mario party decorations156K/yr +20.0%2.2% conv.
super mario galaxy birthday decorations47K/yr +168.3%2.1% conv.
super mario party decorations179K/yr -43.8%1.6% conv.
mario bros birthday decorations82K/yr +8.1%1.2% conv.
mario birthday61K/yr +15.7%1.4% conv.
mario decorations76K/yr +9.3%1.4% conv.
super mario birthday party supplies50K/yr -2.7%1.4% conv.

All search terms

Top super mario birthday party supplies 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

Birthday Party Decorations 48PCS Mario Cartoon Theme Supplies - 1 Backdrop 1 Banner 4 Aluminum Balloons 1 Tablecloth 25 Cake Toppers 16 Latex Balloons.

PEACHPUNK$22.544.4★168 rev

Birthday Party Supplies Ultimate Kit - 14-in-1 Decorations Set with Banner Backdrop Tablecloth Balloons Plates Cutlery Cake Toppers for Themed Parties

Hatraky$32.974.7★130 rev

Mario Birthday Party Supplies Party Decorations Set Include Banner Backdrop Balloons Hanging Swirls Cake Cupcake Toppers Tablecloth for Boys Girls Mario Theme Party

Novovida$26.314.7★64 rev

188 PCS Birthday Party Supplies Party Decorations Includes Balloons Film Balloons Plates Cups Banners Knives Forks Spoons Napkins Stickers Cake Topper Cupcake Toppers Tablecloth

Hatraky$28.454.4★104 rev

2026 New Super Mario Birthday Decorations Set 60x40 Backdrop 71x43 Tablecloth Cake Toppers Balloons Banners Spirals Super Mario Party Supplies for Boys & Girls

AZDHOT$26.854.2★14 rev

Newest

by launch date

2026 New Super Mario Birthday Decorations Set 4270 Tablecloth 15 Banners 6 Hanging Swirls 92-Piece Party Supplies Including 9and 7 Plates Napkins Cups Cutlery for Super Mario Themed Party

AZDHOT$25.977 rev

1mo ago

2026 New Super Mario Birthday Decorations Set 60x40 Backdrop 71x43 Tablecloth Cake Toppers Balloons Banners Spirals Super Mario Party Supplies for Boys & Girls

AZDHOT$26.8514 rev

2mo ago

Mario Birthday Party Decorations Happy Birthday Banner Backdrop for Birthday Party Supplies

88xiaoyun$11.3739 rev

3mo ago

For Latest Mario Happy Birthday Banner Party Decoration With 6 Vortex Decorative Pendants

88xiaoyun$11.3930 rev

4mo ago

Birthday Party Decorations 50PCS latest Mario Cartoon Theme Supplies - 1 large cake plugin 1 Backdrop 1 Banner 6 decorative pendants 1 Tablecloth 24 Cake Toppers 16 Latex Balloons.

88xiaoyun$19.8729 rev

4mo ago

What buyers say about super mario birthday party supplies

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

What buyers love

Quality-Overall23%

“Good Quality”

Value For Money11%

“Cost efficient”

Color9%

“The colors are vibrant”

Advertised Vs Actual Product8%

“just as advertised”

Durability6%

“Very durable”

Design-Overall6%

“Great design”

Size-Overall4%

“Just the right size”

Assembly/Installation4%

“Easy to setup”

Fun/Entertainment Experience4%

“Fun for our party”

Ease Of Use3%

“they were easy to remove”

What buyers complain about

Size-Overall19%

“were just loose”

Quality-Overall10%

“Cons: it is overpriced for the quality”

Smell8%

“Smells like chemicals”

Value For Money6%

“Not for this price though”

Advertised Vs Actual Product5%

“So, description is misleading”

Thickness5%

“very thin products”

Strength5%

“Was disappointed the cups werent sturdy”

Assembly/Installation4%

“No instructions to put together everything”

Adhesion/Stickiness2%

“Poor adhesive”

Durability2%

“they fell down completely by morning”

Top return reasons

Size-Overall34%

Value For Money13%

Advertised Vs Actual Product12%

Quality-Overall9%

Material Quality5%

Color4%

Defective Material/Parts4%

Adhesion/Stickiness3%

Inflation/Deflation2%

Strength2%

Common questions

Is super mario birthday party supplies profitable to sell on Amazon United States?: The niche generates $1.1M/yr across 62 tracked products. 24 of 44 products launched in the last 360 days are still selling. 90-day search growth is +32.6%. Flapen's verdict: Launch it (70/100).
How competitive is the super mario birthday party supplies niche?: 41 brands and 58 sellers compete. The top 5 products take 32% of clicks and top 5 brands hold 56% of demand.
What do buyers complain about in super mario birthday party supplies?: Top complaints mined from reviews: Size-Overall, Quality-Overall, Smell. The return rate is 0.8%.
When does demand for super mario birthday party supplies peak?: Demand peaks in Apr–May; the busiest month runs 3.4× the quietest.
What does it cost to enter the super mario birthday party supplies niche?: Listings span $2.88–$35.96; the average listing price is $18.05 (sweet spot $15–$100). The average incumbent carries 190 reviews — the moat a new listing must climb.