Product Contents: You will receive 12 reflective hangers in 12 different colors, one of each color. The hangers are 15 cm in size and suitable for hanging on children's backpacks or for other purposes. Product Material: This product is made of lightweight and durable PVC. PVC is water-resistant and colorfast, ensuring the hangers maintain good reflectivity and have a long lifespan under various weather conditions. Safety Design: This product features reflective elements, improving visibility at night or in low light conditions and providing extra safety. It is particularly suitable for children while cycling, walking, or running, which enhances safety. Versatile Use: This product is not only suitable for children's backpacks but can also be used for keys, backpacks, handbags, etc. By choosing different colors, you can create combinations based on your personal preferences and needs, which strengthens the style and recognizability of your items. Versatile Use: This product is ideal for outdoor activities such as cycling, walking, and running, especially suitable for nighttime or low light conditions. It is comfortable and safe, making it an ideal choice for families, schools, and outdoor enthusiasts.