Yves Saint Laurent (YSL) Black Medium Niki Chain BagOverview YSL Medium Niki Chain Bag in Black Crinkled Vintage Leather with palladium hardware. The popular, chic Niki bag is versatile with the sliding chain strap with leather shoulder section. Ideal for day to evening use, the medium size can hold a reasonable amount. Can be carried with the strap doubled or lengthened, cross body or over shoulder. Note 3rd image shows grey version for size reference. Features 100% Calf Leather in Black Crinkled