Talia Prone Board The board can be used at a desk or table and folds flat for storage. To fit child 19 to 27” heel to armpit height. Prone board table is designed to fit the Talia prone board to provide a play/work surface at an ideal position for the child. The table fits directly to the prone board and is adjustable so that a level surface can be provided at the different prone board angles between prone and standing.