Constructed of heavy-duty, 1000-denier, urethane-coated, durable, water-repellant nylon. Features one large main compartment and one zippered end pocket. Features sturdy reinforced carrying handles with fast-stick connector, detachable adjustable shoulder straps, heavy-duty metal buckles and two-way zippers. Spacious interior includes multiple easy-access pouches for storage of oxygen masks and supplies. Cylinder straps will accommodate a D or Jumbo D oxygen cylinder. Reinforced with impact-absorbing foam liners. Plastic stabilizing feet keeps the bag clean and dry. Replaceable bottom. Double reflective strips for visibility and safety. Clear plastic pouch holds identification tag. Ideal for rescuers, first aiders, police, fire fighters, ambulance attendants, health care and security personnel, schools, industry and motor vehicles.