kyle, serving eight years on a drug dealing charge, likes to strut the yard with his grill. >> i like blue and white diamonds. >> let me see you smile. what's the deal with that? >> it was just something, you know, that we did on the streets, you know what i'm saying? >> how much are they worth? >> about $1,500. >> $1,500? >> yeah. >> we found that most women still like to feel like women in prison as well. betty conley, serving life for murdering her husband, made that clear. she has turned her bunk into a salon, of sorts. >> i love makeup. i've been into makeup since i was a little bitty girl. and i'm like dolly. the redder the better. the more the merrier. >> at the limon correctional facility in colorado, we met inmates who have had more permanent transformations.