YSL Small LOU LOU Black Y Shaped Jacquard Leather Backpack MONOGRAM SAINT LAURENT Classic Soft Shape Flap Backpack, featuring adjustable flat leather shoulder straps, a metal connection YSL logo, a metal and leather chain shoulder strap, and Y shaped jacquard stitching. Item number 487220. Size 880 (Small) dimensions 26.0 x 22.5 x 11.0 CM. Made of calfskin leather with satin lining, drawstring and magnetic flap closure, nickel-plated hardware, one interior zip pocket, and slip pocket. Loulou Leather Backpack, made of calfskin, drawstring opening design, 25cm, 487220.