UST Learn & Live Educational Card Set Five essential outdoor survival tools -- compass, emergency whistle, fire starter, signal mirror, and waterproof match box (matches not included) Ideal for backpacking, hiking, hunting, wilderness survival, and emergency preparedness Durable, pocket-sized hard plastic case with breakaway lanyard for hanging around your neck Measures 4.5 x 1.25 inches (114 x 32 mm); weighs 1.2 ounces (34 grams)