Loulou de Saison's 'Sbiru' pants are a classic, sophisticated and endlessly versatile pair you'll keep in your wardrobe for years to come. Tailored from wool-twill, they have a high rise and sharp pleats that enhance the relaxed fit of the legs. Style yours with a collared shirt or casual tee. Lower-Impact Materials. This product is made using at least 50% lower-impact materials or ingredients. Find out more about our NET SUSTAIN criteria here.