What it is: A lash extender and conditioner that adds measurable thickness and length to lashes when used as a primer for mascara.What it does: It also allows you to use less mascara and thickens lashes, making them stronger and encouraging them to grow longer. It extends the wear of mascara, too. Algae extract conditions and protects lashes, reduces and prevents splitting and breaking. It allows the lashes to grow to their full potential and may even encourage extra growth. How to use: Can be used on eyebrows and worn alone at nighttime as a lash treatment. Natural Beauty & Wellness products are free of sulfates, phthalates, parabens, petrochemicals, mineral oil, silicone and talc Dermatologist tested Allergy tested Cruelty-free Vegan