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

The niche generates $59K/yr across 36 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is -4.3%. Flapen's verdict: Skip it (49/100).

How competitive is the gymnastics birthday party supplies niche?

30 brands and 34 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 54% of demand.

What do buyers complain about in gymnastics birthday party supplies?

Top complaints mined from reviews: Smell, Strength, Color. The return rate is 2.3%.

When does demand for gymnastics birthday party supplies peak?

Demand peaks in Jan; the busiest month runs 2.2× the quietest.

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

Listings span $3.68–$32.73; the average listing price is $16.34 (sweet spot $15–$100). The average incumbent carries 284 reviews — the moat a new listing must climb.

gymnastics birthday party supplies

Skip it

A small market ($59K/yr) — this niche doesn't clear our bar today.

Review moat

Great283.72

avg incumbent reviews — the moat a new listing must climb

Brand share

Great54%

top-5 brand share — no brand owns this niche

Avg price

Great$16.34

avg listing price — sweet spot $15–$100

Competition

Good45%

top-5 click share — leaders hold, buyers still browse

Returns

Good2.3%

return rate — above 5% kills the launch gate

Price range

Good$3.68–$32.73

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

Conversion

Okay3.7%

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

Growth

Bad-4.3%

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

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Market size

Bad$59K

$59K/yr · 99K searches

Signals No Dominant Brand Low Review Barrier

According to Flapen's Amazon United States niche tracking, gymnastics birthday party supplies is a $59K/yr Amazon United States market (99K searches/yr). The top 5 brands hold 54% of demand. Demand peaks in Jan. Verdict: Skip it — 49/100.

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

gymnastics birthday party supplies market data

Units sold / yr: 3K–4K; avg 100–250/product
Revenue / yr: $49K–$65K; units × avg price
Conversion rate: 3.7%
Avg BSR: #4,270
Page quality: 0%
Prime: 100%
Sponsored: 89%
Out of stock: 1.3%
Avg brand age: 32 months
Avg seller age: 139 days

Competition & brand share

The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.

Brands

30 falling

Sellers

Top-5 brand share

54%

Top 20: 93%

Top-5 click share

45%

Top 20: 86%

Open market

40%

Generic14%
Yingoto12%
BOIUNPARTY12%
Lonkisyl9%
CMUSKO7%
Party Inspo6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -4.3% search growth over the last 90 days.

Peak months: Jan · busiest ÷ quietest = 2.2×

Open Trend

Top gymnastics birthday party supplies search terms

gymnastics birthday party decorations39K/yr -0.4%2.8% conv.
gymnastics party decorations24K/yr -1.1%2.7% conv.
gymnastics party8K/yr -2.9%2.3% conv.
gymnastics birthday decorations6K/yr -14.3%2.6% conv.
gymnastics birthday7K/yr -30.6%1.7% conv.
gymnastics balloons4K/yr +33.2%1.3% conv.
gymnastic birthday party decorations6K/yr -12.8%3.1% conv.
gymnastics decorations5K/yr -16.5%0.9% conv.

All search terms

Top gymnastics 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★)1 product missing review or click data not plotted

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

Top sellers

by 90-day click share

Yingoto 186 Pcs Gymnastics Birthday Party Decorations Serves 20 Guests with Banner Backdrop Cake Topper Plates and Napkins for Gymnastics Party

Yingoto$25.204.4★53 rev

192 PCS Gymnastics Birthday Party Decorations Serves 20 Guests Gymnastics Party Supplies with Bannner Cake Topper Balloon Plates and Napkins Cups Tablecloth For Gymnastics Party Decorations

BOIUNPARTY$23.894.9★14 rev

155pc Gymnastics Birthday Party Decorations 10 Guests Gymnastics Party Tableware Set Gymnastics Plates and Napkins Cups Tablecloth Balloons Banner etc Gymnastics Birthday Party Supplies

Generic$18.850.0★0 rev

Gymnastics Birthday Party Supplies-142Pcs Neno Gymnastics Tableware Set I Love Gymnastics Plates and Napkins Serves 20 Guests

CMUSKO$22.154.4★52 rev

52 Pcs Gymnastics Birthday Decoration Set Gymnast Happy Birthday Banner Cake Topper 25 Cupcake Toppers Gymnastics Balloons for Girl Bday Glitter Party Supplies

Lonkisyl$16.934.7★67 rev

Newest

by launch date

Vanblue 122 Pcs Gymnastics Party Favors Gymnastics Birthday Party Decorations scrunchies gold medals Goodie Bag Stuffers for Women Girls Gym Yoga Sports Theme Supplies

Vanblue$21.332 rev

4mo ago

155pc Gymnastics Birthday Party Decorations 10 Guests Gymnastics Party Tableware Set Gymnastics Plates and Napkins Cups Tablecloth Balloons Banner etc Gymnastics Birthday Party Supplies

Generic$18.850 rev

4mo ago

Gymnastics Birthday Party Decorations Set Including Gymnastic Happy Birthday Banner Cake Topper Balloons paper flower tablecloth and Backdrop for Gymnastic Party Supplies

BOIUNPARTY$14.721 rev

6mo ago

192 PCS Gymnastics Birthday Party Decorations Serves 20 Guests Gymnastics Party Supplies with Bannner Cake Topper Balloon Plates and Napkins Cups Tablecloth For Gymnastics Party Decorations

BOIUNPARTY$23.8914 rev

6mo ago

Yingoto 186 Pcs Gymnastics Birthday Party Decorations Serves 20 Guests with Banner Backdrop Cake Topper Plates and Napkins for Gymnastics Party

Yingoto$25.2053 rev

1y ago

What buyers say about gymnastics birthday party supplies

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

What buyers love

Quality-Overall26%

“Great Quality Items Included”

Color18%

“The colors are so fun”

Durability10%

“Beautiful and durable”

Value For Money7%

“Worth the price”

Advertised Vs Actual Product6%

“exactly as pictured”

Design-Overall4%

“These decorations are super cute”

Size-Overall3%

“Good sizes”

Strength3%

“Nice and sturdy”

Material Quality3%

“The material is very sturdy”

Brightness/Shine/Glow3%

“Beautiful, a little bright with the sun glaring”

What buyers complain about

Smell27%

“Has a slight smell”

Strength8%

“extremely delicate”

Color8%

“just very disappointed in color”

Value For Money6%

“expensive”

Ease Of Use6%

“could not use”

Quality-Overall6%

“They do look a little cheaply made”

Thickness6%

“They were very thin”

Material Quality4%

“The product is not plastic”

Advertised Vs Actual Product4%

“Different pictures”

Size-Overall3%

“The banner is bigger than expected”

Top return reasons

Color21%

Size-Overall16%

Value For Money13%

Quality-Overall11%

Advertised Vs Actual Product7%

Smell6%

Material Quality6%

Brightness/Shine/Glow2%

Suitability Colored Hair2%

Defective Material/Parts2%

Common questions

Is gymnastics birthday party supplies profitable to sell on Amazon United States?: The niche generates $59K/yr across 36 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is -4.3%. Flapen's verdict: Skip it (49/100).
How competitive is the gymnastics birthday party supplies niche?: 30 brands and 34 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 54% of demand.
What do buyers complain about in gymnastics birthday party supplies?: Top complaints mined from reviews: Smell, Strength, Color. The return rate is 2.3%.
When does demand for gymnastics birthday party supplies peak?: Demand peaks in Jan; the busiest month runs 2.2× the quietest.
What does it cost to enter the gymnastics birthday party supplies niche?: Listings span $3.68–$32.73; the average listing price is $16.34 (sweet spot $15–$100). The average incumbent carries 284 reviews — the moat a new listing must climb.