After downloading a free Digital Dudz App (unique to yourmask) on your smart phone. Slide it into position in yourfull over the head latex mask, launch the animation andbring your mask to life. Mask pocket can accommodate amobile device up to 6 in. x 3.25 in. (pretty much everythingincluding the Galaxy Note II) Apple devices must be runningiOS 5 or greater. Android must be running Android 2.2 orgreater.