Absolute New York Insanely Black Flex Brush Liquid Eyeliner — Flexible Tip, Waterproof & Long-Wear

Absolute New York Insanely Black Flex Brush Liquid Eyeliner delivers an ultra-black, flexible-tip liner that creates precise wings and bold lines while staying waterproof and smudgeproof.

Get a dependable liquid eyeliner designed for clean, controlled application and lasting color. The Insanely Black Flex Brush features a firm yet bendable applicator that supports everything from feather-fine accents to dramatic cat eyes. Formulated for intense pigment and long wear, it resists water and smudging so your look stays sharp through busy days and evenings.

How does the flexible tip change the way I apply liner?

The flexible brush tip adapts to the natural curve of your lash line, giving you more control when drawing straight or curved strokes. It’s rigid enough to hold a steady line yet moves with small wrist adjustments—ideal for both beginners and pros.

• Firm-but-flexible applicator for smooth, uninterrupted strokes
• Consistent ink flow prevents skipping or blotching
• Works for thin inner-lash lines and bold winged looks

Will this eyeliner really last through the day and resist smudging?

Formulated to be waterproof and smudgeproof, the liner is built to maintain its intense black finish without feathering or transferring. While wear depends on skin type and conditions, the formula is optimized for extended wear under normal daily activities.

• High-pigment, ultra-black formula for strong color payoff
• Water-resistant composition reduces transfer from moisture
• Smudgeproof finish helps preserve crisp lines and wings

How easy is it to create both thin and thick lines with this pen?

The angled, flexible tip lets you vary pressure and angle to switch between delicate hairlines and dramatic thickness in one product. Because the tip holds shape, you can reliably repeat a favorite look without relearning each time.

• Angle-friendly wand for quick transition between line widths
• Firm tip avoids collapsing when drawing heavier strokes
• Controlled pigment flow supports layered application without clumping

How should I remove the liner safely?

Use a gentle oil-based or waterproof makeup remover for the most effective removal without tugging. Apply remover to a cotton pad, hold over the closed eye briefly to dissolve product, then wipe gently to lift the pigment away.

• Oil-based removers dissolve waterproof pigments efficiently
• Avoid excessive rubbing to protect lashes and eyelid skin
• Follow with a mild cleanser to remove residue and refresh skin

Who is this for: Absolute New York Insanely Black Flex Brush Liquid Eyeliner is made for anyone seeking a reliable, intensely pigmented liquid liner that balances precision and flexibility. It’s suited to daily commuters, stage and evening makeup, and beauty enthusiasts who switch between subtle enhancement and bold, graphic eyeliner. If you want a single pen that delivers clean wings, steady thin lines, and lasting black color without constant touch-ups, this liner fits that need.