Quick view MaxiAids MaxiAids ErgoSeet Therapeutic Wheelchair Cushion 18" $150.40 $112.90 MaxiAids ErgoSeet Therapeutic Wheelchair Cushion 18" MaxiAids ErgoSeet Therapeutic Wheelchair Cushion is designed for wheelchairs and helps to reduce back pain while evenly distributing your weight for greater comfort. Built-in ports offer... Compare Add to Cart