A product comprising a hair-treatment composition and an item of information giving information about a measurable parameter associated with hair form

摘要

The product has a receptacle (91) with a hair-treatment composition, and an item of information representative of measurable parameters that are associated with a form of a hair from a head. The composition includes a permanent composition for smoothing hair and a composition for setting hair. The parameters include a degree of curvature, twist and ellipticity of the hair.