VerBockel Roll Top Backpack Un-Zipped Tote Bag This bag has a promotional patch for Mid State Aerospace, Inc. on the front pocket and Parker Distribution on the side. Navy Blue and Silver The VerBockel rolltop backpack is a 28 liter water-repellent nylon rolltop pack. It is made for serious adventure travel, all-weather commuting, and hauling gear. Built tough enough to pack for a camping trip or simply to haul groceries home. The VerBockel bag is a multi-use carry tote or backpack. It is not a dry-bag, but it is water repellent. The VerBockel includes comfortable haul handles, side and shoulder straps. Both are perfect for attaching carabiners, water bottles or GoPro's to capture the action. Great pre-owned condition- see photos