Bourjois 24 Hour Twist Up The Volume Mascara features an innovative adjustable brush design that allows you to customize your lash volume. The long-wearing formula provides up to 24 hours of smudge-proof wear while defining and volumizing lashes. Key features: • Adjustable brush with twist mechanism • 24-hour long-wearing formula • Smudge-proof and clump-free application • Buildable volume • Deep black pigment The mascara features a unique twist-up brush design that can be adjusted to two different positions - one for defining and separating lashes, and another for building dramatic volume. The ergonomic pink and black packaging includes measurement markers to indicate the brush position. For best results, start with the brush in the shorter position for definition, then twist to extend for added volume.