Less bulky than your average rucksack, but way more versatile. For starters, the Rainier Ruck has a fixed hand strap plus adjustable padded contoured shoulder straps and padded back panel for maximum carrying comfort. The design includes a main compartment with zip closure and large interior pouch that includes a laptop computer sleeve. Multiple interior zip compartment are there to organize your keys, wallet, and other smaller essentials. Measuring 19' x 14' x 6' (1,600 cubic inches) and made of 600D polyester with genuine leather accents, the Rainer Ruck is all around righteous.