Rolo Balance Board Air Cushion Extra Large Rolo Balance Board Air Cushion Extra Large Use under Rolo Balance Boards or any size surfboard or SUP for SUP Yoga! Huge 22" length - twice the size of most balance cushions! Inflates up to 10" high Pump Included! Inflate or deflate easily with pump and needle. Must have for any standing desk. The Healthy Alternative to Anti Fatigue Mats