7 For All Mankind High Waist Ankle Skinny Jean in Black. Size 29, 24, 25, 26, 28, 30. 88% cotton 9% elasterell-p 3% elastane. Made in Mexico. Machine wash. Zip fly with button closure. 5-pocket design. Soft, faded stretch denim fabric. 12 at the knee narrows to 9.5 at the leg opening. SEVE-WJ1626. 7U001487. 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.