Mushroom appearance refrigerator magnet

This is a remix of @_1506626
https://www.printables.com/model/677230-mushroom-rack

I added space for the magnet
Magnet size is 6*6*2 mm round magnet

修改檔案來源 @_1506626
我新增了磁鐵的空間
磁鐵尺寸是6*6*2 mm的圓形磁鐵

I added space for the magnet
Magnet size is 6*6*2 mm round magnet