Briefcase

BG76S Port Authority® - Wheeled Backpack. Three ways to carry: like a backpack and have the hidden flaps cover the inline wheels, like a briefcase or roll it along the ground to take the strain off your upper body. 600 denier polyester with ripstop accents Side pockets and mesh water bottle holder Handle extends to 18.5 Dimensions: 20.5w x 13h x 7.9d; Approx. 2,097 cubic inches
Details on Port Authority(r) - Wheeled Backpack.