Material: Made of high-quality grain cow leather with reinforced stitching (genuine leather), Silver color hardware and brown polyester lining, With stylish detachable leather tassel; This bag is made of genuine leather, so the bag will be heavier than the PU bag.Dimension & Structure: Size: H 14.5 x L 11.5 x W 5.5 inch/ H 36.83 x L 29.21 x W 13.97 cm; Exterior: 3 front zip pocket, 2 side open pocket, 1 main zip compartment, 1 back zip pocket; Interior: 2 open pockets, 1 zip pocket, 1 laptop/iPad compartment ;Convertible Backpack Purse: The bag come with a detachable leather & woven shoulder strap, can be used as shoulder bag or backpack. 1 back zipper pocket for security and privacy. Top double U external zippers are designed for opening in two directions to have a quick access to your items.Large Capacity: Enough for you 12.9 " ipad , 12 inch Laptop, umbrellas, magazines, A4 files, cosmetics. Multiple pockets keeping them well organized. Suitable for daily and travel.Multi functional leather backpack: equipped with adjustable and detachable leather shoulder straps, flexible switching between shoulder and single shoulder crossbody modes, Easily adapt to daily needs in various scenarios. Good choose for a daily backpack for women, work backpack, commuting backpack, office work bag for women. (note: genuine leather material may be slightly heavier than regular PU bags).