Halloween costumes can incorporate many safety features so that your trick-or-treaters can look cool and also be safe at night. Think about it ... your kids can look great with different kinds of illumination and reflectivity, and can be more easily seen by passing cars and groups of other trick-or-treaters. Reflective Halloween trick-or-treat bags made with reflective material or a plastic pumpkin-shaped candy container with a light source such as a glow stick can allow your children to …