Unboxing of industrial sewing machine foot,how to use the zipper foot and quick presser foot changer

In this video I will be ;
Unboxing the industrial sewing machine foots,
Showing how to use the left and right zipper foot,
How to use the invisible zipper foot
And how to use the quick presser foot changer.
List of items bought..
Sew foots ( box)
Water erasable pen
Magnetic seam guide
Handle of seller on instagram @tobsewingtools