crossten swiss multifunctional waterproof backpack for 17.3" lapusb charge port schoolbag large capacity mochila c0922

crossten swiss multifunctional waterpro lapbackpack for 17 lapversatile schoolbag brand:crossten name:lapbag item no.:sa8112 weight: 1.2kg material: 1680d nylon and terylene suit: 12-17inch lapsize:480*330*230mm (15inch) 510*340*230mm(17inch) buckle : nifco buckle ten years warranty test: 20 l water proof test structure:four separate layer, configuration: stationery bags, computer cables, usb charge port, 3.5mm aux port mesh pocket advanced fabrics stand