My online retailer of Victorinox and Wenger is awesome! I asked him for the difference between their Ibex, Synergy, and Pegasus backpacks, and he sent me this photo and called to explain.
Wenger Backpack Pegasus Order online- Swissmade Direct
Wenger 600625 PEGASUS 15 Inch MacBook Pro Backpack, Anti-Scratch Lining with iPad/Tablet/eReader Pocket in Blue (16 Litres) : Amazon.sg: Electronics
Backpack Male Wenger (Switzerland) Pegasus. Article: 600639 | Koffer.UA
Buy Wenger Pegasus Large Hardshell Suitcase, 99 Litres, Military Green, Swiss designed-blend of style & function, 612251 Online at Best Prices in India - JioMart.
Wenger Pegasus 17 inch Laptop Backpack - Black/Blue