Relieve stress and pain from sitting for extended periodsdesign improves posture and helps relieve lower back paincentral groove helps relieve pressure on the coccyx soft tissuefolds for easy storage and travelmeasures w48xd41cm open w23xd41cm foldedshortcode tabdescriptionoffice chairs upright chairs even wheelchairs take on a new level of comfort with the gelco seat cushion ergonomically designed with viscoelastic gel layered over dense foam 7cm thick it combines the benefits of