This Bowens 40 Degree Soft Egg Crate for Lumiair Softbox 60-80 by Lightools is made up of precisely angled cells that tightly control off-axis light while maintaining the beautifully soft light quality delivered by Lumiair softboxes The lightweight fabric grid is highly portable and able to be folded away easily into a handy almost pocket-sized pouch for transport or storage. When tight light control is needed, the grid fits neatly into the inner recess of the Lumiair softbox and affixed with touch-fastener style strips along each edge.