Anchoring strap or spring embedded in the panel, with an open hook at its end.
It could be used with all types of open-cell, open-structure foams, mineral wools, stone wool and glass fibers.
Place the open edge on the panel to be fixed, grab the flat washer with your fingers and start turning it clockwise until the bottom part of the flat washer touches the panel.
It can be placed both on the edge of the panel or piece and on its corners or sides. It is prepared to support weights of up to 1kg.
Depending on the weight of the material, it may be necessary to use more anchor points.