Rag & Bone The Knit Rib Flare Pant in Black. - size L (also in S) Rag & Bone The Knit Rib Flare Pant in Black. - size L (also in S) 48% rayon 48% poly 4% spandex. Elastic waistband. Ribbed fabric. Side seam slits. Sheen finish. Item not sold as a set. Imported. RGBR-WP48. WCC20H7009PR09. rag & bone is rooted in a dedication to craftsmanship, innovation and timeless style. Each collection is designed in New York and developed through the time-honored techniques of some of the oldest and most supremely skilled manufacturers from around the world. Since the brand's origins in 2002 the focus has been, and always remains, on creating the highest quality goods.