*NOW ON SALE* The NOLS Wilderness Medicine Field Guide is a reference with the essentials of the NOLS WFR curriculum: Signs and Symptoms, Treatment principles and Evacuation Guidelines. It's not intended to substitute for a course textbook, but at 2.8 ounces and with water resistant paper, it's an ideal field reference. It's full of simple lists, tables, charts, diagrams and illustrations of key techniques. Pick up your copy today for an excellent addition to any first aid kit, medical bag, hiking pack, or car first aid kit. This guide is used in all of our NOLS first aid kits. Dimensions: 4" x 5.5"