Bag by Valentino by Mario Valentino, For those must-carry essentials, Chain strap, Quilted design, Flap top, Twin compartments with zip fastening, Valentino branding. Influenced by the same impeccable craftsmanship that founder Mario Valentino pioneered in 1952, Italian label Valentino's latest line of luxury handbags combines tradition with cutting-edge design. The result is a collection of totes and quilted cross-body bags, all with the brands signature finishes.