medicine ball
Skip itStrong incumbent ratings (4.7★) — this niche doesn't clear our bar today.
Avg price
Incredible$34.57avg listing price — sweet spot $15–$100
Market size
Great$1.5M$1.5M/yr · 2.1M searches
Returns
Good2.6%return rate — above 6% kills the launch gate
Competition
Okay58%top-5 click share — leaders hold, buyers still browse
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Price range
Okay$9.87–$230.52cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Okay2.1%search→purchase rate — share of searches ending in a sale
Growth
Bad-0.6%90-day search growth — must beat 0% to launch
Review moat
Bad6,099.7avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, medicine ball is a $1.5M/yr Amazon United States market (2.1M searches/yr). The top 5 brands hold 79% of demand. Verdict: Skip it — 46/100.
Data updated Jul 17, 2026 · scored weekly · How we score niches
medicine ball market data
- Units sold / yr
- 40K–50K
- avg 2,000–2,500/product
- Revenue / yr
- $1.4M–$1.7M
- units × avg price
- Launch success
- —
- 1 of 1 new (360d)
- Conversion rate
- 2.1%
- Avg BSR
- #27
- Page quality
- 0%
- Prime
- 93%
- Sponsored
- 96%
- Out of stock
- 0.0%
- Avg brand age
- 62 months
- Avg seller age
- 174 days
Competition & brand share
The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.Brands
13 falling
Sellers
12
Top-5 brand share
79%
Top 20: 100%
Top-5 click share
58%
Top 20: 93%
Open market
16%
- ProsourceFit34%
- Yes4All17%
- Amazon Basics13%
- Trideer9%
- STRPRETTY BASIC6%
- APEXUP6%
- Open — no brand owns it (7 brands, 16%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -0.6% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Top medicine ball search terms
- medicine ball998K/yr
- slam ball170K/yr
- weighted ball146K/yr
- medicine balls for exercise128K/yr
- weighted balls for exercise80K/yr
- weight ball72K/yr
- weighted balls55K/yr
- slam balls for exercise56K/yr
- medicine balls60K/yr
- medicine ball set61K/yr
Top medicine ball 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 27 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Yes4All Slam Balls 10-40lb Medicine Ball Weight Durable PVC Sand Filled Workout Dynamic Medicine Ball for Core Strengthen
Yes4All$21.524.7★14,036 rev
ProsourceFit Slam Medicine Ball Tread Textured Grip Dead Weight Balls for Strength and Conditioning Exercises Cardio and Core Workouts 20lb Black
ProsourceFit$28.544.7★4,486 rev
ProsourceFit Slam Medicine Ball Classic Dead Weight Balls for Strength and Conditioning Exercises Cardio and Core Workouts 20lb Black
ProsourceFit$26.584.7★4,486 rev
Trideer Exercise Ball for Yoga Pilates & Fitness Stability Ball Equipment for Home Gym & Office Chair Core & Balance Training Accessories Physical Therapy Equipment Quick Pump Included 5 Sizes
Trideer$17.574.6★45,018 rev
APEXUP Yoga Ball 660 lbs Anti-Burst Exercise Ball with Pump 5 Sizes (L (23~26) 65cm Black)
APEXUP$16.854.6★4,937 rev
Newest
by launch date
RitFit Soft Medicine Ball/Wall Ball Set for Strength and Conditioning Workouts Core Training and Cross Training(5/10/15/20/25/30lbs) (Red+Orange+Green+Blue(10lb+15lb+20lb+25lb))
RitFit$230.52441 rev
RitFit Weighted Medicine Ball Set - 6LB / 8LB / 10LB / 12LB Non-Slip Rubber Shell & Dual Texture Grip - Workout Exercise Ball for Core Strength Balance Training Coordination Fitness
RitFit$159.62413 rev
Amazon Basics Heavy-Duty Slam Medicine Ball for Exercise Weighted Design 15lb Black
Amazon Basics$21.95415 rev
Amazon Basics Heavy-Duty Slam Medicine Ball for Exercise Weighted Design 10lb Black
Amazon Basics$20.50415 rev
GoSports 2.8 inch Weighted Training Baseballs - Hitting & Pitching Training for All Skill Levels - Improve Power and Mechanics
GoSports$19.559,435 rev
Trending
90-day click momentum
ProBody Pilates Yoga Ball - Fresh Colors Exercise Ball for Stability Pregnancy Workout Physical Therapy & Birthing Balance Ball Chair (Sky 65 cm)
ProBody Pilates$19.964.5★
Logest Weighted Toning Exercise Balls Pair - Round Shape Medicine Ball - 1LB 2LB 3LB 4LB 5LB 6LB Available - Toning Muscle for Men & Women - Color-Coded Difficulty Levels (1LB - Pair)
Logest$17.444.6★
STRPRETTY BASIC Medicine Ball 10 lbs Slam Ball Weighted Balls for Exercise Strength and Crossfit Workout (Dynamic Black)
STRPRETTY BASIC$26.124.7★
APEXUP Yoga Ball 660 lbs Anti-Burst Exercise Ball with Pump 5 Sizes (L (23~26) 65cm Black)
APEXUP$16.854.6★
ProsourceFit Slam Medicine Ball Classic Dead Weight Balls for Strength and Conditioning Exercises Cardio and Core Workouts 20lb Black
ProsourceFit$26.584.7★
What buyers say about medicine ball
What buyers praise and complain about, mined from review topics.What buyers love
“Appears to have been well made”
“Great value”
“Great Exercise Ball”
“As advertised”
“The simplicity of inflating the ball was amazing”
“The material is durable, and its size and weight are true to size”
“Good size”
“Easy to use”
“are functional”
“Easy to grip”
What buyers complain about
“Deflates”
“Not true to size”
“Broke within a month”
“Cheap and trash”
“Leaks air”
“they are quite expensive”
“Smelled of chemicals out of the box”
“ball is too big for the weight”
“Not as described”
“Not sturdy”
Top return reasons
Common questions
- Is medicine ball profitable to sell on Amazon United States?
- The niche generates $1.5M/yr across 27 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -0.6%. Flapen's verdict: Skip it (46/100).
- How competitive is the medicine ball niche?
- 13 brands and 12 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 79% of demand.
- What do buyers complain about in medicine ball?
- Top complaints mined from reviews: Inflation/Deflation, Size-Overall, Durability. The return rate is 2.6%.
- When does demand for medicine ball peak?
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- What does it cost to enter the medicine ball niche?
- Listings span $9.87–$230.52; the average listing price is $34.57 (sweet spot $15–$100). The average incumbent carries 6,100 reviews — the moat a new listing must climb.