Define-A-Lash Lengthening Washable Mascara is a product by Maybelline that is designed to give definition and shape for longer-looking lashes. Here are some details about the product:

Positive features:

• Zero-clumps, clean definition, and sensuous length
• Shaped-to-the-lash flexible brush
• Washable formula
• Ophthalmologist tested
• Suitable for contact lens wearers

Negative features:

• None of the search results provided any negative features of the product.

Ingredients or materials:

• Aqua/Water/Eau
• Paraffin
• Cera Alba/Beeswax/Cire Dabeille
• Acacia Senegal/Acacia Senegal Gum
• Stearic Acid
• Copernicia Cerifera Cera/Carnauba Wax/Cire De Carnauba
• Palmitic Acid
• Triethanolamine
• Hydroxyethylcellulose
• Aminomethyl Propanediol
• Panthenol
• Imidazolidinyl Urea
• Sodium Polymethacrylate
• Methylparaben
• Propylparaben
• Simethicone
• BHT
• Silica

It is important to note that the ingredients listed above are for the washable version of the product. The waterproof version may have different ingredients.