Yeah I seen those in just trying to eliminate the middle man you know. I'll give them a little tester maybe.Drip hacks do some awesome slushes my favourite has to be black slush and green slush and there new cryogrnic fantasi is lovely stuff also could check here for recipes http://e-liquid-recipes.com/create
Try this link for some Slush recipes mate, easy to adapt to your own taste
http://e-liquid-recipes.com/list?q=slush