MATERIAL : Polvurethane. Acrylonitrile Butadiene Strene Copolymers FEATURES :Adopted advanced polymer technology, this sponge is soft, elastic and not easy to lint, ergonomically shaped curve ensures maximum and seamless coverage, creating a professional finish and a flawless complexion. HOW TO USE :Powder puff can be wet used with BB cream, isolation cream, liquid oundation, stick foundation and other products, it can also be dry fised with pressed powder, loose powder, bronzing powder, etc.