Material -- Brass pocket compass well made of high quality aluminum alloy for the shell. This professional grade military compass will always guide you in the right direction. With the attached metal buckle, you can hang it on your belt or clip it with a lanyard to carry it on the go. very good quality. It is also equipped with a dial with luminescent compass allowing use in low light even during nightfall. The compass is waterproof and ideal for outdoor use. It won't lose its direction even when it rains. Lightweight and Portable -- It's a pocket compass, you can hold it in the palm of your hand. Metal foldable cover, durable and sturdy, floating dial with 360 scale, can be placed in pocket or backpack to carry. without pretention. It points north well and the needle "floats" well without too much vibration and does not jam. Ideal companion for travel -- Waterproof and shockproof professional brass pocket compass, can be used in harsh conditions. extreme weather, suitable for climbing, boating, exploring, hunting, hiking, geology and other outdoor activities.