Balenciaga Straight Denim Jean in Black Self: 100% cottonLining: 65% poly 35% cotton. Made in Italy. Hand wash. Button fly. 5-pocket design. BALF-WJ3. 594390 TBP47. About the designer: CristÃ³bal Balenciaga started his couture house back in 1918, influencing the next century of fashion with his dramatic, sculptural silhouettes. In 2015, the brand announced that Demna Gvasalia would be taking over as the new creative director, bringing his signature edge to the classic luxury fashion house.