>> david ratliff junior and joshua rat ahar have used a ripped up mattress cover, and a canteen box filled with books to create their own weight machine. >> you all ready? this is the bowflex in prison. >> while the workout rates highly on the creative scale, it doesn't take long for staff to spot the goings on, and the gym is about to go out of business. >> step out. all this is contraband. >> what is? >> everything i'm taking out of this room. >> contraband? tore up blanket, tore up mat cover? water bottles. >> they're going to be charged by the count for destruction of county property. they didn't deny it. they'll be reprimanded and probably lose four hours rec.