Sliding Lid Sandpit Table The Sliding Lid Sandpit Table has been designed so that children can use the sliding lid surface as a table for playing with the sand. Once play time has finished the table surface can be wiped clear and put away. Lid surface HDPE Plastic Sandpit Table dimensions approx: 2m (L) x 1m (W) x 60m (H). Sand box depth 190mm, holds approx. 0.2 cubic metres of play sand (sand not included). Optional ground fixing kit for added security.