UST - Ultimate Survival Technologies Starflash Signal Mirror,1.5"x2", Unbreakable, Floating, Scratch Resistant Mirror. A classic tool for camping, backpacking, and emergency preparedness, the lightweight UST StarFlash Micro Signal Mirror has a built-in precision aiming system for accurate signaling. In addition to using it for emergency signaling, it's handy for personal grooming as well. The virtually unbreakable Micro Mirror also features a lanyard hole for convenient attachment to gear, and it works even in overcast conditions or at night with moonlight or other light sources. 20-51170-101