Dear Dahlias Unique 3D, 13 Faceted Multi-Blender Is Specially Designed To Work With Multiple Products On Different Areas Of Your Face. The Perfectly Soft Yet Dense Latex-Free Sponge Blends Effortlessly Against The Skin To Create Your Most Desired Look. Larger Flat Sides And Top Work Great To Apply Makeup To Larger Areas Of Your Face Such As Your Forehead And Cheeks. Use Wet For Dewy Application And Dry For Full Coverage Finishes And Powders. Replace Every 1~3 Months