Features: Durable Material: This reflectors sticker for bicycles is made of quality reflective adhesive material for long-lasting reflectivity, can be securely stuck to clean outside. Waterproof Film: The reflective tape is waterproof and also has a reflective function in rain, can also be used while hiking, training, climbing. Easy to Use: Pack of reflective stickers are perfect for each side of tire. Please make sure that the outside are dry and clean and then stick the self-adhesive reflective tape on the desired outside. Improve Safety: These reflective stickers can reflect car lights from different direction, can draw driver attention, reduce that safety accidents, and improve cycling safety. Wide Use: Suitable for all hard and smooth outside such as helmets, bicycles, car, motorcycles, strollers, suitcases, school bags, toy, and etc. (Note: Repeated use may affect the viscosities of the product). Specifications: Material: Reflective Material Color: Red/Blue/Yellow/Silver/Orange/Green Package Weight: approx.8.00g Size: approx.21.5x10x0.9cm/8.46x3.93x0.35in Package Includes: Set of 8pcs Bikes Reflective Stickers note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!