O.TWO.O 4D Fiber Mascara – Volumizing, Curling & Waterproof

Meet your new lash obsession: the O.TWO.O 4D Fiber Mascara — a volumizing, lengthening, and curling mascara engineered to transform even the shortest lashes into stunning, fanned-out fringe that lasts up to 36 hours. Made in China.

This product has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Why You'll Love It

• 🌻 "Sunflower" Lash Effect: Lightweight fibers attach to every lash — even fine, short ones — delivering thick, slender, beautifully curled lashes that fan out like sunflower petals in just one sweep.
• 🥜 Peanut-Shaped Precision Brush: The innovative peanut-shaped wand does double duty: the fuller mid-section builds serious volume while the tapered ends elongate and separate each lash from root to tip.
• ✨ Zero Clumping Formula: The smooth, lightweight formula glides on evenly — no spider legs, no sticky clumps, just naturally separated lashes with crisp definition and effortless drama.
• ⚡ Quick-Dry Curl Lock: Forms a rapid-drying film that locks in curl on contact. Lashes stay perked up all day long, resisting drooping and mid-day lash collapse — even in humid conditions.
• 💧 36H Waterproof & Smudge-Proof: Engineered for extreme long-wear, this mascara is sweat-proof and water-resistant for up to 36 hours. Your lashes stay bold, defined, and flawless all day (and night).

Product Details

• Brand: O.TWO.O
• Model: SC046
• Shade: Black
• Formula: Fiber-infused, waterproof
• Brush Shape: Peanut-shaped precision wand
• Wear Time: Up to 36 hours
• Quantity: 1 full-size tube
• Shelf Life: 3 years | Period After Opening: 18 months
• High-Concern Chemicals: None
• Country of Origin: Made in China

Perfect For

Whether you're heading to a long day at work, a special event, or a rainy-day adventure, the O.TWO.O 4D Mascara keeps your lashes looking bold, voluminous, and camera-ready — no touch-ups needed.

Complete Your Eye Look

Pair this mascara with other eye essentials for a full glam routine. Check out these popular picks from our store:

• 0.3ml & 0.5ml Ampoule Head Cap Adapter for Hyaluronic Pen
• 0.3ml & 0.5ml Hyaluron Pen Ampoule Head Cartridge | Skin Care

Expert Guidance on Eye Cosmetics Safety

For tips on the safe use of eye cosmetics and what to look for on product labels, visit the FDA's Eye Cosmetics guidance page.

Learn more: Mascara

Frequently Asked Questions

Q: Is the O.TWO.O 4D Fiber Mascara truly waterproof?

A: Yes! The O.TWO.O 4D Mascara features a waterproof, sweat-proof formula designed for up to 36 hours of long-wear performance. It holds up against humidity, perspiration, and water exposure while keeping your lashes defined and curl-locked.

Q: Will this mascara clump or give me "spider leg" lashes?

A: Not at all. The lightweight fiber-infused formula is specifically designed to coat each lash evenly without clumping. The peanut-shaped precision wand separates lashes from root to tip, delivering voluminous, naturally fanned-out results with zero clumping.

Q: How do I remove the O.TWO.O 4D Waterproof Mascara?

A: Because this is a long-wear waterproof mascara, we recommend using a dedicated oil-based or micellar eye makeup remover. Soak a cotton pad and hold gently against lashes for a few seconds before wiping away — avoid rubbing to keep your lashes healthy.

Q: Is this mascara suitable for short or sparse lashes?

A: Absolutely! The lightweight fibers are designed to adhere to even the shortest and finest lashes, building instant length, volume, and curl. The tapered ends of the peanut-shaped wand help reach every lash for full, even coverage.