LEVI'S Ribcage Straight Ankle in Blue. - size 30 (also in 24, 25, 26, 27, 28, 29, 31, 32) LEVI'S Ribcage Straight Ankle in Blue. - size 30 (also in 24, 25, 26, 27, 28, 29, 31, 32) 79% cotton 21% lyocell. Made in Cambodia. Machine wash. Button fly. 5-pocket styling. Intentionally distressed areas. Light fading and whiskering. 18 at the knee narrows to 16 at the leg opening. LEIV-WJ290. 72693-0131. Levi Strauss & Co., established in 1853, is a brand with a loyal, worldwide following. Their innovation with the co-invention of the blue jean was an integral part in creating their culture of self-expression and American cool that still resonates today. Each ready-to-wear design produced by the iconic label is made with special attention to craftsmanship, progress, and sustainability.