M·A·C LASH / 3 Heiress Lash Adds Length, Full, Natural-Looking Long, full, natural-looking. Lashes are handmade to exact specifications. Each pattern and design is perfectly shaped and arranged to give a striking effect, whether the look is natural or dramatic. Available in a variety of shapes and densities. If properly cared for, lashes can be reshaped or adorned if desired.