acrylic , the is sturdy and , not easy to and fray , with strong toughness and better reflective effect Multifunctional survival can be widely applied for various occasions , such as for cars , outdoor adventures , mountain climbing , camping , fishing , and so on The is essential for outdoor survival activities , of the five major of outdoor survival is the generating device The can be applied normally on cloudy days or at night when there is light , and can also be applied as at ordinary times The small adopt built-in aiming , which is great for outdoor survival activities , long-distance communication in the field , sending reflective survival, Manufacturer: Watreketal