The Peak Design 45L travel backpack is a compact bag with some impressive storage options. This sleek, stylish, and functional backpack features a large 45L capacity, and it’s packed with all the mandatory storage solutions for travel. While it begins as a 45L travel bag, the Peakdesign pack collapses into a compact 35L day pack in moments. They constructed this weatherproof design from 100% recycled high-strength 400D nylon to ensure durability and long life. It features a hideaway system for the shoulder straps and hip belt to ensure comfortable travel through airport security and snag-free stowing aboard airplanes. This versatile bag is perfect for any trip and converts into the ultimate pack for short and long-term travel.