James Perse Rib Waist Sweatpant in Beige. - size 2 (S/M) (also in ) James Perse Rib Waist Sweatpant in Beige. - size 2 (S/M) (also in ) Self: 85% cotton 15% lyocellContrast 1: 98% cotton 2% elastaneContrast 2: 100% combed cotton. Elasticized drawstring waist. Side slant pockets. Fleece fabric. JAME-WP240. WSPT1703. James Perse started out by making the perfect baseball cap; film directors ordered hats for their cast and crew and record labels bought them for tours. In 1994 he launched a t-shirt line that rapidly gained loyal fans looking for a seamless blend of luxe and casual. James personal design philosophy and aesthetic is low maintenance high fashion, emphasizing elegance and comfort, pairing sophistication with simplicity.