Common materials include polyurethane foam for disposable rounds and wedges, synthetic nylon bristles for brushes, microfiber fibers for some sponges, and latex-free foam constructions for products marketed for sensitive skin.
Disposable foam rounds and wedges are commonly labeled as hypoallergenic and latex-free, indicating they are intended to be suitable for sensitive skin.
Care instructions typically recommend rinsing under water, washing with mild soap, and then air-drying. Some sponges list the simpler guidance 'clean with water' in their product details.
Eyeshadow brush bristles are usually synthetic—commonly nylon or other synthetic fibers—and are often described as 100% vegan and animal-hair-free.
They’re used for applying and blending eyeshadow, patting or shading color, highlighting and buffing, and for small contouring or concealing tasks; some foam tools are also described for makeup removal.
Product details explicitly use the word “disposable,” for example phrases like “12 disposable makeup rounds” and “disposable makeup wedges,” which signal single-use intent.