The Patagonia Black Hole® Mini MLC® 26L Backpack is made with extremely durable postconsumer recycled polyester ripstop and treated with weather-resistant TPU-film laminate and a PU coating, ensuring your valuables stay dry and protected. Enjoy the three carry options: backpack with ergonomic shoulder straps that tuck neatly into a zippered compartment; shoulder bag with comfortable shoulder strap; briefcase with two carry handles. This backpack also features multiple storage pockets, such as the two separate chambers located in the main zippered compartment, two zippered external pockets, padded 15" laptop sleeve, and internal mesh pockets. Additionally, this backpack is roller bag compatible thanks to its rear sleeve that allows you to slip the pack on or off rolling luggage handles, and this backpack meets most carry-on requirements. The Patagonia Black Hole® MLC® 26L Backpack is built to last you a lifetime and has enough room and organization for world travel.