Premium ContentBID (Break it Down) Vids BID VID – Cleans with a HEAVY Ultimate Sandbag By CoachDos - July 30, 2013 1075 FacebookTwitterPinterestWhatsApp Cleaning a HEAVY USB is a completely different animal than cleaning a light one (in a timed circuit etc.). Be sure to follow these tips to decrease your chance of injuries and improve your performance. [jwplayer mediaid=”4314″] Post Comments comments