Louis Vuitton. Montsouris PM Black. The Montsouris PM is an elegant new backpack made from Monogram canvas and cowhide leather, it closes with an archive Louis Vuitton buckle and leather drawstrings. Practical, with a roomy interior, it features an outside zipped pocket. The top handle and adjustable leather straps allow multiple carry options RARE! No longer available online! Please let me know if you have any questions; PLEASE CHECK ALL PICS BEFORE PURCHASING!