Inflatable Ring Cushion (NOW OBSOLETE) CLICK TO SEE ALTERNATIVE SEE BOTTOM OF THE PAGE Ideal for use when travelling Reduces pressure and maintains correct posture Light, compact, very comfortable and easy to use Suede like material provides additional comfort..Med Baa003 NLA WHEN NIL NOW USE (alternative ai-VM934bb) ring cushion CLICK BELOW, inflatable ring cushion Product Features Inflates by mouth Beige Rubber External diameter – 45.7cm (18″)