Trideer Inflated Wobble Cushion Blue | Wiggle Seat for Sensory Kids | Balance cushion
Amazon.com : Clever Yoga Balance Pad for Exercise and Physical Therapy | Non-Slip Foam Pad for Fitness,Yoga, Strength and Stability Training | Use as Knee Pad or Meditation Cushion (Extra Large, Black) :
Lifefit Balance cushion 33cm, black - Balance Cushion | Alza.cz