I would say 4b for now, but that could change after a few months. About a year after I went natural I noticed my hair start to clump on tiny 4a spirals. You may want to let it grow a bit more and you might have more than one texture by the look of it.
Whoop whoop!
GIFSoup
Last relaxer: December 20, 2008
4a/b, medium-fine, normal porosity & elasticity, thick