The Peak Design 30L Everyday Backpack, version 2, is designed to hold everything you might need throughout the day. With 22L of primary storage and an additional 8L when using the MagLatch expansion hardware, you can fit everything from a 15 to 16 inch laptop, a 12.9 inch tablet, clothes, water bottles and more. It's weatherproof to keep everything inside safe, and features lots of pockets to ensure everything you carry has its own spot.