The BOB Beauty Modelling Eyeliner Pen in black is a liquid, felt-tip eyeliner known for its precision, intense jet-black pigment, and long-lasting, waterproof formula. 

Brief Description:

• Type: Liquid eyeliner in a convenient pen/marker format with a precision felt-tip applicator.
• Color & Finish: Delivers an intense, bold jet-black color with a matte finish.
• Volume: 1.2 gm of product.
• Origin: Manufactured in China. 

How to use:

• Ensure eyelids are clean and dry, potentially using an eyeshadow primer for oily lids.
• Start drawing a line from the inner corner of the eye, as close to the lash line as possible.
• Glide the pen smoothly across the upper eyelid to the outer corner, using the precision tip for control.
• Adjust the thickness to create various looks, from a subtle, fine line to a dramatic, bold wing.
• Allow the product to dry quickly for a clean, smudge-proof finish. 

Customer Benefits:

• Long-lasting wear: Formulated to resist fading and stay intact for extended periods (up to 12-24 hours, depending on product variation).
• Waterproof and smudge-proof: The formula withstands humidity, sweat, and tears, preventing smearing or transfer.
• Easy and precise application: The ultra-fine or precision tip allows for effortless drawing of sharp, controlled lines.
• Quick-drying: Dries in seconds to prevent accidental smudging during application.
• Versatility: Ideal for creating a wide variety of eye looks, from natural everyday styles to dramatic cat eyes.
• Intense pigmentation: Provides a deep, rich black color payoff in a single stroke.
• Gentle on skin: Some formulations are noted as being skin-friendly and potentially moisturizing (containing ingredients like silk protein or aloe vera), reducing irritation around the delicate eye area.