sentence: The screen shows Transworld Snowboarding at Keystone, Colorado. sentence:  It displays the fundamentals of snowboarding by Jack Mitrani. sentence:  A person wearing a green hoodie and a hat is talking about the essentials required for snowboarding. sentence:  He is demonstrating his tutorial with a snowboard placed in front of him. sentence:  He is holding an iron in his hand as he is explaining how to wax the board. sentence:  He has a piece of hard wax in his hand and an iron too. sentence:  He begins melting the wax with the heated iron and drops it on the board. sentence:  He drops the melted wax all over the board. sentence:  He then drags the melted wax all through the board. sentence:  He continues the same process throughout the entire board. sentence:  Then uses a scraper to scrape the wax off and clean the board. sentence:  He also uses a brush to brush off the wax and blows the wax shavings off of the board.