angel19i asks… I have 4a type Afro-Caribbean hair and would like the flexibility of straightening it every once in a while. But just blow drying & flat ironing only last a few days before my hair poofs up & according to your post on Keratin Straightening products other methods rearrange the bonds in your hair & [...] Read more: Is Bumble and Bumble Concen-Straight Smoothing Treatment Temporary?