A spacious organizer, our Messenger Bag is made of black nylon with a leathery, waterproof bottom and a reinforced, adjustable seatbelt-webbing strap. The bright orange interior has a 5" gusset, full-length zippered back pocket, 11 pockets for standard watercolor tubes and 3 card slots. There's a 6" front pocket under the reinforced flap, another deep full-width pocket on the flap and a cell phone pocket on the side. The reinforced flap design and sturdy materials let you stuff this bag to its full capacity. 16"w x 5"d x 12"h.