Discover GIVENCHY Prisme Libre 20 Brush. Nicolas Degennes, Givenchy Makeup and Colour Artistic Director, designed the Prisme Libre On-The-Go Brush, with soft, generous bristles, specially developed for applying the iconic Prisme Libre 4-shade loose powder. With 4-color synthetic bristles inspired by Givenchys very first face brush, this brush takes up and applies just the right amount of product for a seamless makeup result without streaks and an even complexion with a sheer finish. Ideal for touch-ups throughout the day, this retractable brush fits anywhere and makes application intuitive and easy.