Features: 1. Most advanced reflective technology: stunningly glowing when hit by car headlights. A low profile to avoid drag and no weight. 2. Want to be seen and keep looking cool? These bike reflector might be for you. High tech for demanding cyclists: aerodynamic, weightless and indestructible 3. Offers the entire spectrum of advanced technological possibilities. No other bicycle reflector achieves this: clean design & stylish looks; high-grade prismatic technology; no drag, no weight, no dynamic imbalance; special adhesive formula; integrated mounting aid 4. The bike reflector fits every spokes-classic round and bladed spokes of any diameter. Choose the configuration you prefer. 5. Ride safer within minutes. Simply mount this ingenious reflector within a few minutes. Create an agile wheelset that instantly translates your momentums into speed and save rotating masses with this reflector weighing only 0.6 grams. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. 2. The style of product is random. Specification: Name: Bike Reflector Material: Reflective film Single Size: 2.25*5.85cm Qty: 4/8pcs optional includes: 4/8(optional) x Bike Reflector