Kenneth Cole Reaction backpack with matching card holder

Gently used Kenneth Cole Reaction backpack with attachable 2 slot card holder, silver hardware, 1 button closure, 1 zippered exterior pocket, 2 interior slip pockets, 1 back wall zippered compartment, magnetic button closure, with 21" adjustable shoulder straps. Measurements are approximately 9x7x3.5". There is a visible stain on the top of the interior liner, as shown.