its called socking..we tried skiing on masonite but it didnt work to well but it slide suuuper good on our socks...its pretty good to get your balance down and stuff and if you have enough masonite you man make a damn long runway....
https://www.newschoolers.com/PHP/Videos/LoadVideo.php4?vid_id=19256
'if it doesnt look photoshopped, its not big enough'