For hair straighteners, relaxers and perming products, you can't go past One'n Only. This affordable, salon quality line includes Colorfix colour corrector, an easy to mix formula that removes permanent darkening shades without altering the hair's natural pigments.   One'n Only Exothermic Perm creates long lasting curls for normal and tinted hair, while Shiny Silver Perm contains anti-yellowing agents ideal for grey hair types.