Unique patented brush specifically designed to line your eye from underneath the lid of the upper lash to create the illusion of longer lashes and defined eyes. Features & Benefits: Flat-bristled to deposit color under the upper lashes, close to the root. Make lashes look thicker. Made of soft, durable Taklon. All Paula Dorf brushes are 100% animal cruelty-free. Only the highest quality natural hair and nylon have been used to achieve precision application. These tools will help to enhance your natural beauty. Color looks better and lasts longer. Now you can blend, shape and line like a professional. Use this flat-bristled brush to deposit color under the upper lashes, very close to the root, to make lashes look thicker. Made of soft, durable Taklon.