Features: Easy to use, long lasting, and safely attached. Easy installation, installed in seconds before you get ready to ride. Secure, remains securely locked in position, even during off-road use. Perfect solution for your night-time safety when biking. Makes you visible on the roads at night. Descriptions: Refective series product, bicycle reflective wheel blessing can direct the distant light reflected back to luminous place, no matter in the day or night all can produce good reserve reflection optical effect. Especially at night, high visibility as day, it's easy to be found by running vehicles from long distance, also offer safty and a funny beatiful DIY wheel show. Specifications: Size: 8 x 0.5 cm (L x D)(per tube) Color: Gray Material: ABS Reflective Coating Film Package included: 12 x Mount Clip Tubes Notes: Please allow 0-2mm error due to manual measurement, thanks for understanding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, thank you!