Details Helinox Ground Sheet Chair One When the ground is uneven or muddy, the Ground Sheet will snap into each of the four legs of your Chair One and stop you rocking or sinking. Dimensions: 36.8 x 31.75 cm Designed to work with the Chair One Chair footprint for use on sand or muddy ground Chair legs slide into corner pockets Centre attachment secures to chair frame Folds for easy storage Specifications Ground Sheet Chair One