A black plug basket for holes with 50 mm.
The pot is 55 mm deep. Perfect in your Ikea Kuggis box. Buy the one that is 15 cm high so you get enough water.
Perfect for slightly larger plants such as cucumber & tomato. Or if you want more for in the same pot. In this pot, the roots fit.
10 media mushrooms included. Plant directly in the fungus or germinate in nursery and move to this basket when the plant has taken root. Then you save space in your large growing boxes.