Both backpacks have welded seams and a TPU cover. They both include a laptop compartment with an extra zipped pocket. Comfortable thanks to their wide shoulder straps, their hip belts and their moveable chest straps.
The small backpack has an additonal bottle holder inside.
The big backpack offers different closure options, a feature that allows you to easily control the volume according to your needs. Its removable inner dry compartment is taped, the zip is water-resistant. It also contains side pockets.