7 For All Mankind Portia in White. Size 28, 30, 27. 85% cotton 10% poly 5% elastane. Made in Mexico. Machine wash. Button fly. Back slip pockets. Stretch fit twill fabric. 10 at the knee narrows to 8.5 at the leg opening. SEVE-WJ1651. 7U083399. 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.