7 For All Mankind b(air) Ankle Knee Hole Skinny. - size 30 (also in ) 7 For All Mankind b(air) Ankle Knee Hole Skinny. - size 30 (also in ) 45% cotton 22% lyocell 21% poly 10% rayon 2% spandex. Destroyed fabric detail. 12 at the knee narrows to 10 at the leg opening. SEVE-WJ1410. AU8121930A. 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.