LOreal Professionnel Tecni Art Volume Architect is a thickening blow drying lotion that will fortify your fine and delicate hair, protecting it from the heat of blow-drying. It will leave your hair softer and natural to the touch. This great product from L’Oreal Professionnel's Tecni Art range will create volume and give your hair natural movement. Volume Architect disappears after brushing and leaves no visible residue, allowing styles to be worked and reworked.