RZAHUAHU Waterproof Bike Rear Rack Bag 20L Bike Side Storage Bag Laptop Pannier Bag Trunk Rear Seat Carrier Pack Shoulder Bag for Cycling Traveling Riding

Polyester and PVC material with welded seams protects your valuables from water and dust, durable and easy to . Roll-up design prevents water or rain from entering bag, keeping your belongings dry. 20L large capacity provides enough storage space for your cycling essentials; built-in compartment designed for your laptop. Reflective elements for added visibility and safety when riding at night. Mounting hooks for easy installation and quick release; can also be used as a shoulder bag.