7 For All Mankind Easy Slim Jean in Blue. Size 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34. 99% cotton 1% elastane. Made in Turkey. Machine wash. Zip fly with button closure. 5-pocket design. Light whiskering and fading detail. Intentionally distressed detail. 13 at the knee narrows to 11 at the leg opening. SEVE-WJ1670. 7U394568. Every person should own at least 7 pairs of jeans, one for every day of the week. - 7 For All Mankind. Changing the perception of denim from everyday basics to effortless statement pieces, 7 For All Mankind quickly reshaped the industry. Born in Los Angeles, CA, this denim brand gained a vast following for its innovative use of alluring fabrics and prints instantly becoming a favorite amongst Hollywood elite.