because that's heat. >> lip care and m&m. put in a little bit of water and there you go! >> some of the ingenuity we've seen in jail is quite extraordinary, actually. >> this is a thermos, homemade thermos. mt. dew bottle, some cups, keep your hot water warmer longer. >> we'll show you how to make the recliner and it's just a kick it lounge, or barka lounge. >> i think most people crave creature comforts a lot of those don't exist in jail. so inmates will come up with ways to try to replicate those as best as possible like creating shower heads out of deodorant bottles. >> shower is a real -- they spray out real wide with a fine mist and you will freeze your ass off. so we take these here from a deodorant, with we knock the ball out and take a string and cut this right here off and then you got your shower head. >> want to see us make one? >> we have a personal saw here. we have real saws here. >> it's a nylon string.