Montblanc Backpack. Sartorial series. SKU: 220335. Color: Tweed Blue. Size: 13 x 5.1 x 15.7. Montblanc Tweed Blue Sartorial Medium Backpack. This backpack is the ultimate everyday companion, crafted from embossed Sartorial leather in a sophisticated two-tone combination of blue and black. Designed for both style and functionality, it features three zipped compartments for documents, devices, and writing instruments, plus an exterior zipped pocket for easy access to small essentials. The bold Montblanc emblem on the front adds a distinctive finishing touch. Material: Leather.