LEVI'S Low Slim Boot Jeans in Navy. - size 31 (also in 24, 25, 26, 27, 28, 29, 30, 32) LEVI'S Low Slim Boot Jeans in Navy. - size 31 (also in 24, 25, 26, 27, 28, 29, 30, 32) 98% cotton 2% elastane. Made in Sri Lanka. Machine wash cold. Zip fly with button closure. Midweight denim fabric. Intentional whiskering. 5-pocket styling. 19 at the leg opening. LEIV-WJ551. 006KC-0001. 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.