Without color; lacking characteristics which give variety. blank (Adjective). Free from writing, printing, or marks; having an empty space to be filled in; as, blank paper; a blank check; a blank ballot. blank (Adjective). Without expression.
Yes they do damage hair. Every time I have tried one ,I wound up looking like a Q-tip or my head looked like cotton. A perm will damage even more and look worse if you have been coloring your hair. There's chance of it looking okay if you don't color your hair.
After your perm, shampoo with ammonium-based shampoos. Some simple guidelines to keep your hair perm looking beautiful and your hair in the best possible condition: Do not wash your hair for 48 hours after you have a perm. When washing your hair, only use professionally recommended products to maintain the curl and condition of your hair. Products that are not specifically designed for permed hair may dry out or over stress your wave.