Feature●Easy Installation: With installation holes, you can install the holder on the bicycle seat post by the tool.●Nice Performance: Adopt structure, prevent deformation, with simple and practical design, convenient to fetch a drink from a bottle holder easy to install and fix.●Durable Material: Made of ABS plastic material, durable and long service life.●Multi Functional: Fit for drink cup diameter between 60 to 70mm. To put different sizes bottles, such as water bottle, coffee, etc.●Universal Product: Wide application, it is used by both bicycle and motorcycle.Description