16L-45L capacity, many options for expansion, and large capacity to extend to store your cycling essentials.Expandable double side bike panniers are hided by zippers and available when needed.Inner dividers make the trunk bag conceivable to carry items such as cameras.Handle and shoulder strap for carrying the trunk bag with you easily.Hold plenty for daily commuting, a day trip and shopping at the store. Product Details Product Size Adjustable Dividers Roomy cushioned interior can hold a lot of stuff. Adjustable dividers make the trunk bag conceivable to carry cameras. Compatible with A Taillight A spot in the rear bike rack bag to attach an tail light and high visibility stripes on the side, increase safety at night. Free Rain Cover Come with a bright and high reflective rain cover to cover over the whole bike trunk in case of rain on the road. Bike Rack with Fender Bike Cargo Rack Bike Front Bag Bike Handlebar Bag Bike Handlebar Bag Capacity Loading 110lbs Loading 110lbs About 4L 7-14L 19-20L Level Waterproof Waterproof Water-resistant Waterproof Waterproof