7 For All Mankind The High Waist Skinny in Black. - size 30 (also in 24,25,26,27,28,29) 7 For All Mankind The High Waist Skinny in Black. - size 30 (also in 24,25,26,27,28,29) 50% rayon 42% cotton 6% poly 2% spandex. 12 at the knee narrows to 9 at the leg opening. SEVE-WJ1272. AU0211526A. As the first premium denim brand on the scene, 7 For All Mankind reshaped an industry. With high-quality fabrics and innovative design, the brand changed the perception of denim from a basic to a statement piece. Long beloved by celebrities, stylists, fashion editors, and influencers, 7 For All Mankind continues to deliver covetable denim, while expanding its offering into full collections that blend unmatched quality with of-the-moment trends for men, women, and kids.