This is an SAINT LAURENT Crinkled Calfskin Matelasse Monogram Medium Niki Chain Satchel in Black. This elegant shoulder tote is crafted of crinkled chevron-quilted calfskin leather in black. The bag features a rear patch pocket and black chain link shoulder straps with leather shoulder pads. The crossover flap showcases a prominent black YSL monogram detail, and opens to a black fabric interior with zipper and patch pockets.