40l patagonia duffel bag CLASSIC NAVY / 1 Comfort is guaranteed thanks to the removable Patagonia Black Hole Duffel Bag

The front compartment has specific slots for organization, while the Flex Vent lower lumbar feature ensures that youre not putting all the weight (and damage) on your back

removable zip pouch Cons: Available in only one color On the pricier side Its time to put Troubadours Apex 3.0 Backpack on your radar

Helmet attachment On the front panel of the pack, a rectangular shaped plastic LidLock bike helmet attachment slips through the vents of a helmet, attaching it securely to the pack and keeping it in place at all times

I travel with this backpack as well

When packing and booking your flights, keep in mind that you have have to pay 20-50 euros more depending on the luggage you choose to take