DUO Clear Strip Eyelash Adhesive with Brush. This latex-free formula features a transparent applicator and vitamins A, C, and E. Paired with an ultra-fine brush for precise, quick coverage along the lash line, it delivers a long-lasting hold. The latex-free composition is suitable for contact lens wearers and those with sensitive eyes, and it contains no formaldehyde. Benefits include the fine brush for accurate, fast lash application and extended wear. How to use: Apply a thin coat to the lash band with the brush, wait about 30 seconds, then apply. Enjoy a secure hold with minimal irritation.