From PUMA UK
Trinomic Backpack:

This great PUMA backpack pays homage to our iconic Trinomic family.

Two-way zip opening into main compartment.
Laptop sleeve inside.
Three zipped front pockets.
Mesh pocket for water bottles on sides.
Padded back for optimum comfort.
Adjustable and padded shoulder straps.
Adjustable sternum strap and webbing carry handle.
size ca. 55 x 34 cm.
100% Polyester