Ground sheet camping chair accessory for leveling the load and preventing sinking into soft or uneven ground Compatible with the Helinox Sunset Chair increases comfort and stability in rugged conditions especially sand and muddy ground Easytoattach a center strap secures the sheet to the chair frame while chair feet slide into corner pockets Increases comfort and stability in rugged conditions especially sand and muddy ground Sunset Chair ground sheet measures 185 x 165 inches open and weighs 6 ounces manufacturers fiveyear warranty