This is an emerald colored fly case that comes with 2 pieces of permit foam, suitable for club flies and large Crazy Charlies.It was designed with the image of beautiful emerald seawater.The 8mm thick micro-slit foam can be expected to prevent the weed guard from deforming by slightly lifting the eye side and holding the fly. (S size is 5mm thick)Even crab flies with a voluminous head can be beautifully customized and arranged at equal intervals by skipping the slits.