Dark gray Has half a separating zipper (without zipper pull) on one side to attach to inside of laptop bag with an existing zipper with a pull Has multiple slip pockets on one side for papers, biz cards, pens, etc, to organize your bag Includes 2 padded pieces to customize fit. Exterior width 16.5" Interior width 15.5" Depth 2" Exterior height 10.5" Interior height 9.5"