L Oreal Paris Double Extend Tubing Mascara Black L Oreal Paris presents Double Extend Tubing Mascara Step 1: Nourishing base coat: The perfect base for tube application. Infused with Ceramide R and D-Panthenol to protect nourish and strengthen lashes. Step 2: Ultra-lengthening tube topcoat: as the mascara sets it forms tubes that act like lash-lengthening extensions. The tubes last all day without smudging smearing or flaking. Step 3: Smudge- removal: The mascara tubes remove with plenty of warm water without the need for makeup remover.