Mac Tools - Full Lash Curler Feature Curls lashes. Adds all natural glam! An artist essential: a pro-quality tool. Shapes and curves lashes into all-natural curl. Primes them for mascara or false lashes. Use it pre-lash and pre-mascara. Easy to use. Designed to curve gently round the lash line. Works with a simple "squeeze and release" motion! Totally tearproof!