- Extra-grip rubber shells filled with sand
- Reinforced air nozzle for durability
- Available in 5 / 8 / 10 / 15 / 20 / 25 / 30 / 35lbs
CoreFX slam balls are some of the highest quality slam balls on the market. They have gone through 10 re-designs throughout the years, aiming for perfection and both indoor and outdoor exercise precision.