The smaller sibling of Peak Designs iconic 45L Travel Backpack, the 30L is a rugged, expandable daypack ideal for shorter travel and everyday carry. A big, beautiful rear hatch provides total access for easy packing and unpacking. An enlarged top pocket is subdivided with stretch and zip pockets for keys, glasses, passport, etc. The weatherproof #10 UltraZip can withstand decades of use thanks to its proprietary abrasion-resistant thread.