Compatible with models: This case is only available for Dell Inspiron 15 3535/3530 Laptop Case 15.6 inch laptop size: 359*235*19mm/14.09*9.25*0.74 inches This is not a generic case and does not apply to any other model The outer layer is made of PU leather and microfiber material, and the inner layer is made of real microfiber material It allows access to all ports and is made of high-quality PU leather and soft microfiber. Clamshell design; The edge of the computer protective case extends out of the fuselage by 2mm to avoid wear and tear on the corners of the machine; The inner layer is made of microfiber molecules, which effectively prevents the screen from scratching; The protective cover has a unique heat dissipation design that does not affect the simple installation and removal, and the anti-scratch protective cover can provide better protection for the machine