The Essence Super Fine Eyeliner Pen is a liquid eyeliner that comes with a felt tip applicator. Here are some details about the product, as well as its positive and negative aspects:

Product Details:

• The eyeliner is long-lasting and waterproof.
• It is available in black.
• The product is vegan and cruelty-free.

Ingredients or Materials:

• Aqua (Water) is the main ingredient in the eyeliner.
• Other ingredients include Butylene Glycol, Styrene/Acrylates/Ammonium Methacrylate Copolymer, PEG-60 Hydrogenated Castor Oil, and Coco-Glucoside.
• The eyeliner also contains Polyglyceryl-2 Caprate, Acrylates/Acrylamide, Aloe Barbadensis Leaf Juice Powder, Polyurethane-35, Glycerin, and Panthenol.
• The eyeliner does not contain parabens, alcohol, oil, or fragrance.

Positive Aspects:

• The eyeliner is long-lasting and waterproof.
• The product is vegan and cruelty-free.

Negative Aspects:

• Some users have reported that the eyeliner goes on thick and smudges easily.
• The eyeliner may not be suitable for those with sensitive skin.

In summary, the Essence Super Fine Eyeliner Pen is a long-lasting and waterproof liquid eyeliner that is vegan and cruelty-free. Its ingredients include water, butylene glycol, and various other chemicals. While some users have reported issues with the products application and smudging, others have found it to be a reliable and high-quality eyeliner.