LARGE CAPACITY BICYCLE BAG: The top of the bike tote bag is a mesh pocket and bungee cord for extra capacity. Whether it's a day's walk or your daily commute to work, it's a great choice. Premium durable material: the interior is waterproof and easy to clean. The lightly padded fabric ensures maximum protection and reduces shock when driving on the road. High-quality zippers and fastening straps ensure a long service life. Rain-proof: The bicycle bag comes with an additional rain cover to help you even in heavy rain rain. Perfect protection for your belongings. Safe for night riding and easy to install: The bike rack bag is equipped with reflective strips on both sides to ensure visibility at night, and there is a Taillight hook on the back of the bike rack bag to hang the taillight (taillight not included). Adjustable strap for assembly and disassembly, suitable for bicycle frames up to 17 cm wide. Portable multifunctional bicycle bag: whether you ride a bicycle or use it daily, it is definitely your first choice as a companion on the road. It can be a bicycle bag, a shopping bag or a shoulder bag with removable and adjustable straps. After parking your bike, you can take this duffel bag with you on your walks without worrying about it being stolen. Size: Undeployed: 32 26 18cm, single side extended size: height 32 width 25 5cm (approximately) Note: The data are all measured manually. Due to the difference in light and display, please allow 1-3cm error. Please refer to the actual item received.