The Avon Advance Techniques damage repair 3D rescue with 360° Repair Technology is a leave-in-treatment, specifically developed for very damaged and dry hair, and is also an old pal of this blog. This product has a triple action, in fact it strengths the internal structure of the hair, nourishes it from within and mends the split ends while leaving the hair sleek, looking healthy and shiny. It has been formulated to instantly repair three types of damage: chemical damage from perms, highlighting and coloured treatments, thermal damage caused by blow dryers and hot styling tools, mechanical damage, basically brushing breakage. The promises are excellent, are they true and how does it work?…