Sacheu STAY-N Liquid Eyeliner — Long-Wear Waterproof Pen, 360° Flexible Tip, Smudge‑Proof Matte Finish

Sacheu STAY-N Liquid Eyeliner is a waterproof, long-wear pen with a 360° flexible felt tip that creates ultra-precise lines and smudge-proof looks that last all day.

Built for both beginners and makeup pros, this vegan and cruelty-free eyeliner pairs a quick-dry, high-pigment formula with a uniquely flexible applicator to deliver crisp, durable lines without feathering or transfer. The lightweight, matte finish dries fast and resists water and sweat, while skin-conditioning ingredients help keep the lash line comfortable with repeated use. Whether you want a barely-there line or a dramatic wing, STAY-N simplifies application and holds its shape through busy days and nights.

How does the 360° flexible tip change application?

The rounded, flexible felt tip adapts to the natural curve of your eyelid so you can draw continuous, even strokes from inner to outer corner. It lets you vary pressure and angle to build thin hairline strokes or thicker graphic lines without skipping.

• Flexible tip hugs lash line for smoother strokes
• Works for both sharp wings and delicate liner looks
• Easy control for novices and precision for experts
• Side-of-tip technique allows steady, steady lines

Will it really last through sweat, humidity, and daily wear?

STAY-N’s quick-dry, water-resistant formula is designed to resist smudging, fading, and transfer during typical daily activities. While individual wear time varies, the product’s long-wear pigments and transfer-proof finish maintain color and shape for extended periods.

• Quick-dry matte finish minimizes smearing right after application
• Water-resistant chemistry reduces bleeding from humidity or light moisture
• High-pigment formula keeps lines intense and visible for hours
• Lightweight texture avoids caking or flaking on the lid

Is this formula safe for sensitive eyes and ethical preferences?

Sacheu STAY-N is formulated without animal testing and labeled vegan, and it includes conditioning ingredients like peptides and honeysuckle extract to support lash-area comfort. It’s suitable for many users with sensitive skin, though patch-testing is recommended if you have known sensitivities.

• Vegan and cruelty-free manufacturing standards
• Infused with antioxidants and conditioning peptides
• Gentle, creamy texture that glides without tugging
• Non-irritating for most users—test if you have reactive skin

How should I apply STAY-N for the cleanest winged look?

Start at the inner corner and glide the side of the thin tip along the lash line toward the outer corner, then trace a small guide from the lower lash line upward for your wing. Build thickness gradually by layering a few strokes rather than pressing hard in one pass.

• Use light pressure for hair-thin lines, firmer pressure for bold wings
• Follow the lower lash line to create a natural wing angle
• Let each thin layer dry briefly before adding more pigment
• Clean the tip after use to maintain precise application

Who is this for? Sacheu STAY-N Liquid Eyeliner is for people who want a reliable, high-pigment liner that balances precision and durability: makeup beginners who need an easy-to-control applicator, experienced artists who require exact lines and wings, and anyone seeking a vegan, cruelty-free eyeliner that conditions the lash area while holding up through a long day. It’s a practical pick for everyday wear, evening looks, and travel kits where one dependable eyeliner should do it all.

Ingredients

Water/Aqua, Acrylates Copolymer, Propylene Glycol, Polysorbate 20, Phenoxyethanol, 1,2-Hexanediol, Tocopherol, Butylene Glycol, Isatis Tinctoria Leaf Extract, Pentylene Glycol, Vitis Vinifera (Grape) Seed Extract, Polygonum Multiflorum Root Extract, Myristoyl Pentapeptide-4, Ethylhexylglycerin, Iron Oxides (CI 77491, CI 77492, CI 77499).