Large Capacity and Waterproof Spacious interior to hold your essentials Made of waterproof material to protect items from rain, keeping contents dry and safe Durable and Reflective Design Wearresistant and scratchresistant construction for longlasting use Reflective design enhances visibility and safety during night rides Wide Compatibility Suitable for electric bicycles, road bikes, and mountain bikes Good compatibility with various bike models Convenient and Secure Ushaped double opening on the bag cover for easy access Elastic cord buckle keeps belongings securely in place Side pockets provide additional storage and organization Reflective piping and ribbon design improve visibility Practical Use Scenarios Daily commuting in rainy weather: carry your phone, wallet, tools, and rain gear while staying dry Weekend ride or trail outing: quick access to snacks, multitool, spare tube, and small items Longdistance or touring rides: secure storage for essential items and easy reach during breaks Note: This description preserves the original product functions, materials, compatibility, and features, presented in clear, customerfriendly language for better readability and conversion.