Function: 1Use the softbox grid to control light overlap and narrow the total coverage area.2.The grid allows you to control the output more directionally, while maintaining a soft and uniform quality.3Features cellular design and sewn on both sides with double sided fastening tape that secures inside the softbox.Velcro backing makes installation easy and quick.4Suitable for special portraits and product photography, it produces a variety of light and dark grille effects.5The grid can be used with 4 corner soft light boxes of 50x70cm, and the softbox can be used only with hook and loop fasteners.