Acrylic panda design charity keychains with reflective function for traffic safety, visible from up to 57 meters away. Materials: High-intensity reflective material (PVC) and iron (for the ball chain) Product Reflective Brightness: Approximately 671 millicandelas/lux Size (approximate): 7.5cm tall, 5.5cm wide (excluding the ball chain) Popular panda design for a wide range of people This panda keychain is popular with people of all ages, from children to adults. It can be easily attached to anything and helps prevent traffic accidents. Reflects light! Reflects car headlights and other lights, making it visible from approximately 57 meters away! Perfect for children's school bags or bags for extracurricular activities, as they often walk at night. The design isn't overly cute, so adults can also carry it without feeling out of place. Thank you for viewing.