Rail or slope, these dudes rock. This 17mm snowboard film is one millimeter better than the rest.   Chulksmack is the newest movie from Mack Dawg Productions. See the BEST snowboarders riding the BEST terrain, filmed by the BEST cinematographers. Chulksmack, a 17mm snowboard film is one millimeter better than the rest. Athletes include: JP Walker, Jeremy Jones, Seth Huot, Micah McGinnity, Lukas Huffman, Wille Yli-Luoma, Jussi Oksanen, Heikki Sorsa and JP Solberg. Sponsors: Transworld Snowboarding, Burton, Volcom, DVS, Oakley, Nitro, Santa Cruz and Epitaph records.Produced by Mack Dawg Productions.Purchase the DVD from Just Push Play.