Bike Seat Tail Rear Pouch Bag Portable Bike Rack Bag Trunk Pannier Large Capacity Night Reflective Cycling Accessories Feature: 1. EVA Hard Shell: EVA hard shell, resistant to compression and deformation, provides excellent protection against elements like rain drops and impact. 2. Large Capacity: Scalable design, larger capacity; Can drain the kettle; Built in sorting bag. 3. Reflective Design: Reflective design at night, increases nighttime visibility; it can enhance cycling safety at night. 4. Tail Lamp Installation: The tail lamp can be installed, shipped without tail lamp. 5. Elastic Binding Rope: Elastic binding rope, convenient for fixing helmets and other items. Specification: Product Title: EVA Hard Shell Bicycle Shelf Bag Back Seat Bag Body material: PU+EVA Product color: black Main body size: about 385x195x160mm/15.16x7.68x6.30inch Product side package size: about 270x260x60mm/10.63x10.24x2.36inch Net weight of product: about 676g Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 x Bike Seat Bag