Experience flawless eye definition with the K-Define Ultra-Thin Waterproof Eyeliner. Designed for effortless precision, its ultra-fine brush tip creates clean, smooth lines with deep pigmentation. The lightweight formula is waterproof, smudge-proof, and quick-drying, giving you long-lasting beauty that stays fresh all day.

Perfect for both beginners and professionals, this eyeliner enhances natural eye shape while resisting sweat and humidity — ideal for all-day wear.

Key Features:

• Ultra-thin brush tip for precision lining

• Waterproof and smudge-resistant formula

• Quick-dry, long-lasting wear

• Lightweight texture — no cracking or flaking

• Suitable for sensitive eyes and contact lens users