callan
The official ghetto booty
you would get a few KGs out of TK's but they are being fazed out of PA, you will get something out of everything, you might get few grams out of tight underwear if your desperateSome people reckon you get a few kgs out of the inzers
This is what I read on forums though so I have no idea if it's true
If you're only after something to keep the knees warm then I guess generics are ok