Peak Design 40L 2-in-1 Travel Backpack Stone Large. This masterpiece of form and function gives you two brilliantly capable bags that are just as useful and beautiful when they are apart as they are together. The 34L base pack and 16L zip-off daypack create a modular setup that adapts to any trip. Carry them together as a 40L max-size international carry-on or separate them for lighter days on the go. The base pack features a wide-open volume perfectly suited for Peak Design Packing and Camera Cubes protected laptop/tablet sleeves and an extra-comfy quickly stowable padded shoulder and waist harness. The daypack offers on-the-go utility with a quick-access organizational pocket (glasses keys passport etc.) and an additional protected laptop sleeve. Both bags feature Cord Hook external carry loops large pockets for water bottles and quick-access storage and luggage pass-throughs for roller-top carry when you need it. Built from weatherproof Versa Shell 330D nylon canvas with a rugged 900D bottom liner this system looks sleek carries comfortably and handles the toughest conditions your journey might throw at you. Durable adaptable and unreasonably handsome - it's everything you need nothing you don't. Specifications for Peak Design 40L 2-in-1 Travel Backpack: Manufacturer: Peak Design Size: Large Gender: Unisex Weight: 5.4 lb Pack Application: Everyday Carry Travel Capacity: 40 liters Fabric/Material: 330D Nylon Length: 21.85 in Features of Peak Design 40L 2-in-1 Travel Backpack International carry-on compatible when together or apart Carry packs together as one or separate into a carry-on and a personal item / daypack Burly YKK connection zip with Clarino touchpoints to join/remove the packs in seconds Aesthetically clean in any configuration All access zips have theft deterrence functionality Hidden AirTag /tracker pockets in both bags Weatherproof VersaShell construction High-visibility interior liner Compatible with Outdoor Rainfly 45L Package Contents: Peak Design 40L 2-in-1 Travel Backpack 1x Base Pack Sternum Strap 1x Daypack Sternum Strap 2x Cord Hook External Carry Straps 1x Hip Belt for Base Pack Peak Design BTRT-40-ST-2: 40L 2-in-1 Travel Backpack Stone Large