soft box stacking support plate

The soft cloth folding storage box in the picture is easy to slide when stacked. Use this support plate to fix it at the four corners, so that it can be stacked stably without sliding. 圖中的軟布摺疊收納箱,在堆疊時容易滑落, 利用此支撐板固定於四個角落, 即可穩定堆疊,不滑落.