Reusable premium patented cloth erases all makeup (including waterproof) with JUST water. MakeUp Eraser is 100% polyester & contains no chemicals. When soaked thoroughly in warm water the fibers of the cloth act as a suction to remove all makeup. Antibacterial, safe for all skin types, & dermatologist recommended. Lasts 3-5 yrs. Measures 15.5" x 7.5" Tip: Use the short fiber side to erase makeup and use the long fiber side to exfoliate.