Superb Yves Saint Laurent Muse Two saint laurent handbag sale handbag in black leather and black suede, hardware in gilt metal, top handle in black leather allowing the bag to be worn in the hand or on the shoulder. One 3 nails fastener on flap. One patch pocket with 3 nails fastener at the back of the bag. Saint Laurent's 'Envelope' bag earns its name from the distinctive shape and flap fastening. It's been made from textured - leather that's quilted in three different patterns, all drawing attention to the house's iconic interlocking logo. It can be carried by the top handle, or worn on the shoulder using the sliding gold chain strap.