At the beginning of this year I was using, abusing and tough testing the Osprey Transporter pack, which is essentially a 30L ...
It’s not a pick, though, because it’s not as comfortable to carry as our Osprey picks. It’s fairly basic in design, with a dry-bag-like construction, few pockets, and no hip belt.
The Osprey Talon 55 (for men ... Just bear in mind that it’s water repellent, not waterproof. You’ll want a dry bag or rain cover to keep the pack dry during heavy downpours.