Square small size (30*30*30) [pp/hollow board]]Small size (32*24*18cm) [density board]Medium size (37*27*26cm) [density board]Large size (44*29*30cm) [density board]Extra large (50*35*31cm) [density board]Extra large (58*40*35cm) [density board]Small size (32*24*18cm) [pp/hollow board]Medium size (37*27*26cm) [pp/hollow board]Large size (44*29*30cm) [pp/hollow board]Extra large (50*35*31cm) [pp/hollow board]Extra large (58*40*35cm) [pp/hollow board]