LEVI'S Jaylah Vest in Blue. - size M (also in S) LEVI'S Jaylah Vest in Blue. - size M (also in S) 60% lyocell 40% cotton. Made in China. Machine wash recommended. Front button closure. Side welt pockets. Denim fabric with adjustable back strap. LEIV-WS55. A7616-0001. 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. Shop the latest in fashion from LEVI'S