The expanded surface on the PB Disc Pillow Plus creates an extra large, unstable balance training area.
PB Disc Pillow Plus Features:
2 ½ times larger than the PB Disc Pillow
Core exercises can be performed standing, sitting, kneeling or lying down.
Use for squats, push-ups, lunges, torso stabilization and more.
Change inflation level to control difficulty of the exercises.
Easily inflates with a stability ball pump.