1Doublesided designed, white side can be written with waterbased pen, green side can be written with chalk. 2With suction magnet, doublesided can attract magnetic buckle or teaching aids, making teaching is more convenient. 3The height can be adjusted arbitrarily, which can meet kid's different needs. 4Can be easily folded and stored, saving space, convenient to carry and use. 5High-quality pinus sylvestris material, non-toxic, odorless, sturdy and durable. Fine workmanship, smooth and burr-free.