Durable non-slip vinyl construction: Prevents slipping and withstands heavy use
Burst-resistant design: Can support up to 330 lbs (150 kg) for safe, long-term training
Available in 55 cm and 65 cm diameters: Accommodates users of different heights and training needs
Anti-burst technology: Enhances safety and extends product lifespan
Versatile training tool: Improves core strength, balance, flexibility, and posture
Summarized by Shop
Balance out your training. Improve core strength, overall balance, and—yes—even your posture by adding our TRX Stability Ball to any workout. There’s nothing like the instant core challenge a stability ball adds, whether you’re performing basic crunches or going high-octane with speedy woodchops, for sport, rehab, and overall fitness. Plu
Material
Vinyl
Available Diameters
55 cm, 65 cm
Maximum Weight Capacity
330 lbs (150 kg)
Color Options
Black, Gray, White
Pattern
Solid
Includes
Exercise ball (plastic plug for air retention, air pump not included)
Summarized by Shop
3.9
13 ratings
5
4
3
2
1
I like to do my workout
Monica · February 17, 2026
Perfect size for my 5’10’ frame, made with sturdy material and that grips well for stability.
William · August 9, 2025
Great quality, and true to size. I have used it daily since I received it. Love this ball!