Keep your bearings at all times in the great outdoors with Coghlan's Pin-On Compass. This rotating ball compass attaches easily to clothing or a backpack with its sturdy brass pin for hands-free use. This liquid-filled compass remains upright at all times to provide guidance at a glance. Compass features a luminous arrow for easy reading in low-light conditions. The tough plastic housing protects the easy-to-read dial, making it durable even when exposed while hiking.