https://www.ebay.com/sch/i.html?_nkw=Relax+Easy+Cushion+18X18+Inch&_sacat=0&_dmd=2

Relax Easy Cushion, 18X18 Inch

Regular price
$224.00
Sale price
$154.00

Relax Easy Cushion is a fully rotational, pressure-relieving wheelchair cushion. It has no top or bottom, no front or back! Error-free positioning-it simply can't be placed in the chair the wrong way. No matter how it is positioned in the chair the Flogel and visoelastic foam combination offers the same comfort and pressure relief. Cushion conforms to the user. Waterproof, wipe-clean cover makes cleaning it a breeze. 300-lb. capacity. 2"H