styrofoam balls 8 inch
Skip itA small market ($52K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$27.24avg listing price — sweet spot $15–$100
Brand share
Good60%top-5 brand share — brands hold most of the demand
Review moat
Good505.27avg incumbent reviews — the moat a new listing must climb
Competition
Good42%top-5 click share — leaders hold, buyers still browse
Conversion
Good5.5%search→purchase rate — share of searches ending in a sale
Price range
Good$8.19–$156.77cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.9%return rate — above 5% kills the launch gate
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Bad-21.7%90-day search growth — must beat 0% to launch
Market size
Bad$52K$52K/yr · 35K searches
According to Flapen's Amazon United States niche tracking, styrofoam balls 8 inch is a $52K/yr Amazon United States market (35K searches/yr). The top 5 brands hold 60% of demand. Demand peaks in Sep–Oct–Nov. Verdict: Skip it — 49/100.
Data updated Jul 8, 2026 · scored weekly · How we score niches
styrofoam balls 8 inch market data
- Units sold / yr
- 2K–3K
- avg 0–100/product
- Revenue / yr
- $54K–$68K
- units × avg price
- Conversion rate
- 5.5%
- Avg BSR
- #264
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 82%
- Out of stock
- 3.3%
- Avg brand age
- 57 months
- Avg seller age
- 196 days
Competition & brand share
The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.Brands
21 rising
Sellers
42
Top-5 brand share
60%
Top 20: 100%
Top-5 click share
42%
Top 20: 88%
Open market
33%
- AHKUNMT20%
- Champion Sports13%
- Crafjie12%
- Seenelling8%
- Crafare7%
- RETOONGKING7%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -21.7% search growth over the last 90 days.Peak months: Sep, Oct, Nov · busiest ÷ quietest = 7.3×
Top styrofoam balls 8 inch search terms
- styrofoam balls 8 inch15K/yr
- 8 inch foam ball6K/yr
- 8 inch styrofoam ball5K/yr
- 8 foam ball2K/yr
- 8 styrofoam balls3K/yr
- foam balls 8 inch2K/yr
Top styrofoam balls 8 inch 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Styrofoam Balls 8 Inch 2PC Large White Foam Balls for Crafts DIY Craft Giant Foam Ball for Home and School Smooth Solid Round Ball(Styrofoam-8in-2pc)
AHKUNMT$19.934.6★415 rev
Champion Sports Coated High Density Foam Ball 8.5 Inch Red
Champion Sports$17.454.3★695 rev
Seenelling 4 Pcs Foam Large Balls Soft Foam Dodgeballs Uncoated Playground Sport Dodgeballs Lightweight Sponge Easy to Grasp Bouncy Balls for Kids Indoor Sports Activity(7 Inch)
Seenelling$39.563.9★22 rev
Crafare 7.8 Inch White Craft Foam Balls Polystyrene Balls for Holiday Christmas Crafts Making and School Modeling Projects
Crafare$13.774.7★513 rev
Styrofoam Half Balls 8 Inch 2PC Large White Half Foam Balls for Crafts DIY Craft Giant Foam Balls for Home and School Smooth Solid Round Balls (Half styrofoam-8in-2pc)
AHKUNMT$15.854.5★408 rev
Newest
by launch date
vibedor 2 PCS 8 Inch Half Foam Balls White Styrofoam Balls Dry Foam Half Ball Small Styrofoam Balls for Christmas Thanksgiving Day and Festival for DIY Projects Home Craft Projects
vibedor$14.1983 rev
CCINEE 4Pcs Half Foam Balls 8 Inch Large Polystyrene Half Balls Smooth White Foam Ball for Art and Craft School Projects Wedding Home Centerpieces Christmas Easter Party Decorations
CCINEE$23.0710 rev
Styrofoam Balls 8 Inch 1PC Large White Foam Balls for Crafts DIY Craft Giant Foam Ball for Home and School Smooth Solid Round(Styrofoam-8in-1pc)
AHKUNMT$15.65415 rev
Large Styrofoam Half Balls 8 Inch 2PC White Foam Balls for Crafts Giant Foam Balls Smooth Solid Round Balls for Arts and Craft Project as Christmas DIY Ornaments (Styrofoam Half Balls 8in-2pc)
RETOONGKING$15.1765 rev
Large Styrofoam Balls 8 Inch 2PC White Foam Balls for Crafts Giant Foam Balls Smooth Solid Round Balls for Arts and Craft Project as Christmas DIY Ornaments (Styrofoam Balls 8in-2pc)
RETOONGKING$20.3273 rev
Trending
90-day click momentum
Color My Class P.G. Sofs Balls 8
BSN$40.954.8★
Cannon Sports Soft Foam Ball Uncoated Medium Density Ball - Lightweight Safe Play Indoor/Outdoor Fun - Great for Volleyball Basketball Soccer Dodgeball and More
Cannon Sports$18.934.5★
Crafare 7.8 Inch White Craft Foam Balls Polystyrene Balls for Holiday Christmas Crafts Making and School Modeling Projects
Crafare$13.774.7★
Champion Sports Coated High Density Foam Ball 8.5 Inch Red
Champion Sports$17.454.3★
Champion Sports Rhino Skin Dodgeballs: 8 Inch Balls for Playground PE Backyard & League Games - Team Sports Equipment for Kids and Adults - Set of 6
Champion Sports$128.014.6★
What buyers say about styrofoam balls 8 inch
What buyers praise and complain about, mined from review topics.What buyers love
“Good size to get”
“They love playing with them”
“Good quality”
“Quality and vibrant colors”
“Priced well”
“exactly as described”
“It is sturdy”
“they are safe for babies”
“Very firm- dense”
“Makes great craft projects”
What buyers complain about
“Slightly bigger than expected”
“Short life”
“Very bad quality”
“Too expensive and found cheaper item”
“Light cushion foam”
“Cant play indoors like they suggest”
“Has oder. Has very strong smell.”
“Fragile”
“Started leaking air after 2 days of light use”
“hurt when hit in the face”
Top return reasons
Common questions
- Is styrofoam balls 8 inch profitable to sell on Amazon United States?
- The niche generates $52K/yr across 33 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -21.7%. Flapen's verdict: Skip it (49/100).
- How competitive is the styrofoam balls 8 inch niche?
- 21 brands and 42 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 60% of demand.
- What do buyers complain about in styrofoam balls 8 inch?
- Top complaints mined from reviews: Size-Overall, Durability, Quality-Overall. The return rate is 2.9%.
- When does demand for styrofoam balls 8 inch peak?
- Demand peaks in Sep–Oct–Nov; the busiest month runs 7.3× the quietest.
- What does it cost to enter the styrofoam balls 8 inch niche?
- Listings span $8.19–$156.77; the average listing price is $27.24 (sweet spot $15–$100). The average incumbent carries 505 reviews — the moat a new listing must climb.