From the model

Fjällräven Luggage and Packs

Versatile 20L daypack for shorter journeys into the town or nature.
Made from hardwearing, water-repellent 600D Oxford material in recycled polyester.
Zippered principal compartment with padded laptop computer sleeve and zippered entrance compartment with inside zippered pocket and mesh organiser pockets.
Hydration-system appropriate. Water bladder (not included) may be saved within the laptop computer sleeve.
Snug padded shoulder straps and again panel with air mesh.