Flat Lash silk fiber extensions. Lighter Better adhesion More resistant Handmade with calibrated curvatures through a “Double Heated” process that ensures its durability and resistance to temperature changes and the passage of time. 16 strips of ultra-resistant material for professional use. The strips do not break and their adhesive will not be lost after several uses. The professional quality extensions that every specialist should use to perform the 1D technique with the best results. Available in thicknesses 0.12, 0.15 and 0.18