Colour:Yellow / Grey /Black Specification:40 liters / 66 liters / 90 liters Load bearing:About 200KG Waterproof effect:Level 6 fabric composition:waterproof materials product description waterproof Material: Simple effective Roll Top Design for 100% waterproof. 500D PVC,With seamless PVC material with high water repellency construction, waterproof performance is reliable, there is no need to worry about the contents getting wet. It can be used safely even on rainy days. The loading / unloading opening of the baggage opens widely, and it is easy to put in and out of things. 90L Large capacity: It is perfect for storage of repair equipment, everyday items, etc. It is a multifunctional and convenient rear bag.Easy to clean:simply wipe, instantly bright,fit for long journey One shoulder strap, two fast dismantling belts: Includes quick installation of elastic bands to facilitate the opening of the zipper free curl design for better fixation. one shoulder strap, its can be used as handbags, messenger bags, backpacks,and also can be used as motorcycles, bicycles, cars luggage bags according to your needs. Safe at night: reflective strips and tail light hangers increase night safety. With shoulder straps, you can use it even when off road.