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

The niche generates $598K/yr across 35 tracked products. 11 of 27 products launched in the last 360 days are still selling. 90-day search growth is -22.0%. Flapen's verdict: Worth a look (53/100).

How competitive is the roblox birthday party supplies niche?

18 brands and 24 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 69% of demand.

What do buyers complain about in roblox birthday party supplies?

Top complaints mined from reviews: Quality-Overall, Size-Overall, Durability. The return rate is 2.4%.

When does demand for roblox birthday party supplies peak?

Demand peaks in Aug–Sep; the busiest month runs 2.2× the quietest.

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

Listings span $5.91–$37.37; the average listing price is $22.60 (sweet spot $15–$100). The average incumbent carries 460 reviews — the moat a new listing must climb.

roblox birthday party supplies

Worth a look

Shows a sweet-spot price point ($22.60 avg), but soft demand (-22.0% this quarter) keeps it on the watch list.

Avg price

Great$22.60

avg listing price — sweet spot $15–$100

Review moat

Great460.34

avg incumbent reviews — the moat a new listing must climb

Competition

Great40%

top-5 click share — an open shelf

Price range

Good$5.91–$37.37

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

Returns

Good2.4%

return rate — above 5% kills the launch gate

Market size

Good$598K

$598K/yr · 1.4M searches

Brand share

Good69%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.8%

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

Growth

Bad-22.0%

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

Signals Low Review Barrier

According to Flapen's Amazon United States niche tracking, roblox birthday party supplies is a $598K/yr Amazon United States market (1.4M searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Aug–Sep. Verdict: Worth a look — 53/100.

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

roblox birthday party supplies market data

Units sold / yr: 25K–30K; avg 250–500/product
Revenue / yr: $565K–$678K; units × avg price
Conversion rate: 1.8%
Avg BSR: #2,450
Page quality: 0%
Prime: 100%
Sponsored: 71%
Out of stock: 4.2%
Avg brand age: 25 months
Avg seller age: 149 days

Competition & brand share

Clicks spread well past the top 5 (40% combined) — an open shelf where new products get seen.

Brands

18 falling

Sellers

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

40%

Top 20: 85%

Open market

24%

LENEYIZIE29%
ShrooFit12%
MarisDragon12%
IndoTribe10%
Generic7%
LanRivulet7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -22.0% search growth over the last 90 days.

Peak months: Aug, Sep · busiest ÷ quietest = 2.2×

Open Trend

Top roblox birthday party supplies search terms

roblox birthday decorations683K/yr -25.6%1.6% conv.
roblox party decorations256K/yr -4.5%1.7% conv.
roblox party80K/yr -19.0%0.8% conv.
roblox birthday decorations for boys84K/yr -41.7%1.5% conv.
roblox birthday71K/yr -23.5%1.3% conv.
roblox decorations54K/yr -20.8%1.5% conv.
roblox decorations for birthday party34K/yr +18.7%1.4% conv.
roblox party supplies40K/yr -24.4%1.2% conv.
decoracion de roblox fiesta de nio31K/yr -27.2%0.6% conv.
decoracion de roblox15K/yr -17.5%0.9% conv.

All search terms

Top roblox 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 - Theme Childrens Party Supplies Included Happy Birthday Banner Backdrop Hanging Swirls Tablecloth Cupcake Cake Toppers Latex Balloons and Foil Balloons

LENEYIZIE$29.934.5★63 rev

Birthday Party Decorations - Theme Childrens Party Supplies Included Happy Birthday Banner Backdrop Hanging Swirls Tablecloth Cupcake Cake Toppers Plates Tableware Napkins Balloons

LENEYIZIE$35.024.2★43 rev

Birthday Party Decorations - Theme Childrens Party Supplies Included Happy Birthday Banner Backdrop Hanging Swirls Tablecloth Cupcake Cake Toppers Tableware set Latex and Foil Balloons

LENEYIZIE$32.754.7★24 rev

Video Game Birthday Decorations Happy Birthday Banner for Boys 6x4ft Gaming Backdrop Gaming Birthday Party Decorations Video Game Backdrop for Kids Game Boys Birthday Party Decorations

IndoTribe$13.464.8★348 rev

Birthday Party Decorations for Boys Party Supplies Included Happy Birthday Banner Backdrop Hanging Swirls Tablecloth Cupcake Cake Toppers Balloons gift bags invita card

MarisDragon$34.094.8★23 rev

Newest

by launch date

For Pixel Party Supplies 55 PCS Birthday Decorations Set Include Banner Balloons Hanging Swirls Cake Cupcake Toppers Tablecloth for Boys Girls Pixel Theme Party

Xioose$21.8515 rev

3mo ago

Birthday Decorations Party Supplies Party Decoration with Happy Birthday Banner Backdrop Hanging Swirls Tablecloth Cupcake Cake Toppers Balloons gift bags invita card Complete Party Supplies Set

LanRivulet$37.3710 rev

4mo ago

Birthday Decorations Party Supplies decoracion de fiesta de nio Happy Birthday Banner Backdrop Hanging Swirls Tablecloth Cupcake Cake Toppers Balloons gift bags invita card party pack

MarisDragon$35.9116 rev

5mo ago

Lemoneon Birthday Party Decorations Supplies Happy Birthday Banner Cake Cupcake Toppers Balloons Hanging Swirls Background

Lemoneon$25.5414 rev

5mo ago

6Pcs Roblo-x Party Supplies Include Happy Birthday Banner Foil Balloons For Birthday Roblo-x Party Decoration

ShrooFit$18.2513 rev

6mo ago

What buyers say about roblox birthday party supplies

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

What buyers love

Quality-Overall23%

“The variety in this set is honestly incredible”

Advertised Vs Actual Product12%

“As shown”

Value For Money12%

“Good value”

Color10%

“Love the colors”

Design-Overall6%

“Great decor”

Assembly/Installation5%

“Very easy to assemble too”

Size-Overall5%

“Good size”

Fun/Entertainment Experience5%

“really captures the fun”

Durability3%

“Material is durable”

Material Quality2%

“cloth-like material”

What buyers complain about

Quality-Overall15%

“everything else is cheap quality”

Size-Overall12%

“These are tiny”

Durability10%

“Ballons didnt last”

Value For Money10%

“A little pricey”

Smell6%

“Super strong chemical smell”

Thickness5%

“very thin made”

Adhesion/Stickiness4%

“They did not stick to the wall”

Strength3%

“flimsy material you sometimes get”

Material Quality3%

“Very cheap material”

Assembly/Installation3%

“Assembly took a little time. as expected with party sets.”

Top return reasons

Size-Overall30%

Value For Money15%

Color12%

Advertised Vs Actual Product9%

Quality-Overall6%

Defective Material/Parts5%

Adhesion/Stickiness3%

Product Condition2%

Durability2%