OFFICAL DIGITAL DUDZ JUMPER: The Stuck Santa Christmas Jumper it looks like Santa has been enjoying those mince pies. Perfect for Christmas parties and caroling. The moving animation is sure to get you attention HOW DOES IT WORK: 3 simple steps to bring the jumper to life: 1) Download the free app 2) Insert your smartphone running the Stuck Santa animation 3) The jumper is alive. Double tap the animation to switch it on and off JUST ADD SMARTPHONE: The pouch on the front of the Stuck Santa jumper measures 2.9 x 5.4 inches, and will fit most mobile devices inc. iTouch,iPhone,Samsung Galaxy S3, Note. Please not the Samsung S6 and iPhone 6+ will not fit SIZES THAT FIT: Size based on chest width: Small 49cm; Medium 53cm; Large 57cm; XLarge 61cm; XXLarge 67cm DIGITAL DUDZ: Brought to you by a NASA scientist and Morphsuits, the world's most popular costume brand. 1.3 million Facebook followers cannot be wrong; over 2 million costumes sold.