Perfectly sized for nearly any backyard, the colorful slatted cover keeps un-wanted nighttime guests out then neatly and easily converts into comfortable bench seating that holds up to 300 lbs. Sandbox holds 8.8 cu. ft. of sand (not included). Solid wood with painted finish. Assembly required. 57" l x 47 1/4" w x 11" h (16 1/2" h with bench seating). Ages 3 and up.