AG Styling Jel. It has a medium-firm hold and is one of my staples.
I also like Joico JoiGel Medium, it has keratin higher up in the ingredients list but does not have glycerin (has other humectants though and no pvp).
4a/3c, fine strands, low porosity, medium density
Last relaxer: Jan 2010 - BC'd: 2/27/11