This demonstration video discusses and shows the features of the Akona Roller Backpack Bag. The Akona Bag is large enough for 2 sets of dive gear and save your back by rolling your dive gear. The roller backpack is an easily maneuvered wheel bag. It features padded backpack straps with plush lining can be stowed in hidden zipper compartment and a telescoping extension handle with zippered cover. The bag has side handles and heavy duty #10 YKK zippers. The Akona Roller Backpack is made out of 600 denier nylon. Its dimensions are 31" x 21" x 14" with a capacity of 9114 cubic inches.