Moisture-repelling Vinylon F fabric shapes a slim and durable all-purpose backpack fitted with a convertible shoulder strap system that allows it to be carried as a backpack or rucksack. The full front zip opening allows for traditional top loading or front loading of the backpack, while the removable seat pad is perfect for watching a ballgame in the bleachers. Style Name: Fjallraven 'Kanken' Laptop Backpack (15 Inch). Style Number: 921732. Available in stores.