• High-quality materials: Made from high-quality silicone, these rubber rings are soft, water-resistant, and durable. • Adjustable design: The bands are adjustable and fit different sizes of items and bike components. Additionally, they are reusable, offering excellent value and convenience. • Easy to install: No tools required, these straps can be quickly attached to your bike frame, handlebars, or seat post. • Easy to carry: Lightweight and compact, the bike fastening belt can be easily carried in your bag or pocket. • Wide application: Perfect for securely attaching visible objects on bikes, such as flashlights, bike lights, speakers, odometers, tools, and bells. Suitable for mountain bikes and other types of bicycles.