Specification: Material Nylon Lining material Polyester Color Black, blue Size Bakcpack: 30 x 18 x 45cm / 11.81 x 7.09 x 17.72inch Lunch bag: 27 x 5 x 6cm / 10.63 x 1.97 x 2.36inch Pen bag: 20 x 6 x 22cm / 7.87 x 2.36 x 8.66inch Weight 757g Features: Open #handbag