Has a spacious compartment inside and a front pocket with gusset for smaller supplies. Two adjustable dividers for customization of the interior and large, zippered compartments on the back and both sides. The large, full-access lid has clear vinyl pockets and a full-length zippered pocket. Adjustable buckle assembly keeps the lid upright. Crafted of rugged, water-resistant ballistic nylon for durability with thick foam padding for shape and structure. Durable, molded runners protect the bottom of the bag.19"L x 10-1/2"H x 13"D