Superproof Pen Liner 0.55ml (4 Colors), CLIOPRODUCT DESCRIPTION CLIO Superproof Pen Liner 0. 55ml (Available in 4 Colors)Achieve precision perfection with the CLIO Superproof Pen Liner, your ultimate tool for sharp, smudge proof lines that last all day. Whether you're going for a classic wing or bold graphic eye, this eyeliner delivers intense pigment with a smooth glide and ultra fine brush tip. Designed to resist sweat, sebum, and water, it stays flawless from AM to PM. Key Features: 4