Proper size is easy to carry and can also tie to your backpack, applied widely for hiking, camping or other home indoor use and outdoor activities, also could be nice gifts for you to give, small but bright . Glow in dark flashlights: the shell of these mini flashlights is covered with a soft rubber leather for a fluorescent effect, which provides a comfortable grip and emits a colorful and bright luster in the dark; These glow flashlights can be easily found in various extreme environments and could provide you with bright light