YSL Yves Saint Laurent Black Whipstitch Leather Flap 。YSL Yves Saint Laurent Black Whipstitch Leather Flap Backpack Designer Luxury Carry all of your essentials in style with this luxurious backpack from YSL Yves Saint Laurent. This backpack features a leather body, exterior open flap and zip pockets, front flap with a drawstring closure, a flat leather handle, flat leather straps, and an interior zip pocket. black pebbled leather whipstich detail has front pocket, side zipper, inside zipper pocket adjustable straps gold-tone hardware Measurements: 10\" wide 11.5\" tall 5.25\" depth Excellent condition. Interior has one small mark on bottom as pictured. Authentic.