Products details:
1\ Main Material: Ultra lightweight and resistant poycarbonate and ABS shell.
2\Model: 635#
3\Size: 14inch
4\With additional shoulder strap.
5\On the middle of the back panel ,there is a elastic belt , it can be fixed on the trolley case while traveling.
6\Packing, one piece in one polybag, then can be nested into the trolley case or packed them individually.