- Constructed from durable polyester, this bike rear seat bag is designed to withstand the rigors of outdoor use. It features internal aluminum foil insulation, effectively keeping your beverages and food hot or cold for extended periods. - The side-mounted adjustable water bottle holder allows for easy access and removal of your water bottle, making it ideal for cyclists, e-bikes, and commuter bikes. This feature ensures your hydration needs are met effortlessly during your rides. - Designed for quick installation and removal, the bag includes adjustable self-adhesive straps that require no tools. This means you can spend less time setting up and more time enjoying your ride. - With a large capacity, this bag conveniently stores essential items such as tire repair tools, lights, gloves, tissues, mobile phones, water bottles, and drinks. It ensures that everything you need for your cycling adventures is easily accessible. Use scenarios: 1. Perfect for daily commutes, carrying essentials like your phone and water bottle without cluttering your bike. 2. Great for weekend rides, allowing you to bring snacks and drinks for a picnic at your destination. 3. Ideal for emergency repairs, with ample space to store your tire repair kit and other tools for quick fixes on the go. This bike rear seat bag combines practicality and functionality, making it an essential accessory for any cyclist looking to enhance their riding experience.