This is an authentic ALEXANDER WANG Lambskin Marti Backpack Washed Black with Rose Gold Hardware. This stylish backpack is soft washed lambskin leather. The bag features detachable leather shoulder straps with rose gold clasps, two external pockets with zippers on with side, and a cross-over flap with belts and an external zipper. This opens to a spacious fabric interior with a belt cinch strap closure and room for everyday essentials with the forward fashion of Alexander Wang! Follow this item for alerts. Alexander Wang is a registered trademark of Alexander Wang. FASHIONPHILE is not affiliated with Alexander Wang.